/* ============================================
   BISWAS ENTERPRISE - Premium CSS
   ============================================ */

/* Google Fonts loaded via <link> in HTML for non-blocking render */

/* ============ CSS VARIABLES ============ */
:root {
  --bg-primary: #050816;
  --bg-secondary: #0F172A;
  --bg-card: rgba(15, 23, 42, 0.8);
  --accent-blue: #00BFFF;
  --accent-gold: #D4AF37;
  --accent-blue-dark: #0080AA;
  --text-white: #F8FAFC;
  --text-gray: #A1A1AA;
  --text-light: #CBD5E1;
  --border-glow: rgba(0, 191, 255, 0.3);
  --glow-shadow: 0 0 20px rgba(0, 191, 255, 0.4);
  --glow-shadow-lg: 0 0 40px rgba(0, 191, 255, 0.3);
  --glass-bg: rgba(15, 23, 42, 0.6);
  --glass-border: rgba(0, 191, 255, 0.2);
  --gradient-blue: linear-gradient(135deg, #00BFFF, #0080AA);
  --gradient-gold: linear-gradient(135deg, #D4AF37, #F0D060);
  --gradient-dark: linear-gradient(135deg, #050816, #0F172A);
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition: all 0.3s ease;
  --transition-slow: all 0.6s ease;
  --border-radius: 12px;
  --border-radius-lg: 20px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-white);
  overflow-x: hidden;
  line-height: 1.6;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; outline: none; font-family: var(--font-body); }

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-blue); border-radius: 3px; }

/* ============ LOADING SCREEN ============ */
#loading-screen {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg-primary);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  /* Fallback: auto-hide after 3s even if JS fails */
  animation: autoHideLoader 0s 3s forwards;
}
@keyframes autoHideLoader {
  to { opacity: 0; visibility: hidden; pointer-events: none; }
}
#loading-screen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.loader-logo {
  width: 80px; height: 80px;
  border: 3px solid var(--border-glow);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
}
.loader-text {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--accent-blue);
  letter-spacing: 4px;
  text-transform: uppercase;
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ============ PARTICLES CANVAS ============ */
#particles-canvas {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none; z-index: 0;
  opacity: 0.4;
}

/* ============ NAVBAR ============ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition-slow);
  background: transparent;
}
.navbar.scrolled {
  background: rgba(5, 8, 22, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}
.nav-container {
  max-width: 1280px; margin: 0 auto;
  padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
}
.nav-logo img {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 2px solid var(--accent-blue);
  box-shadow: var(--glow-shadow);
  object-fit: cover;
}
.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 1.1rem; font-weight: 700;
  color: var(--text-white);
  line-height: 1.2;
}
.nav-logo-text span { color: var(--accent-blue); display: block; font-size: 0.65rem; font-weight: 400; letter-spacing: 2px; text-transform: uppercase; }

.nav-links {
  display: flex; align-items: center; gap: 8px;
}
.nav-links a {
  font-size: 0.9rem; font-weight: 500;
  color: var(--text-light);
  padding: 8px 16px;
  border-radius: 8px;
  position: relative;
  transition: var(--transition);
}
.nav-links a::after {
  content: ''; position: absolute;
  bottom: 4px; left: 50%; transform: translateX(-50%);
  width: 0; height: 2px;
  background: var(--accent-blue);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  color: var(--accent-blue);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 60%; }

.nav-cta {
  background: var(--gradient-blue);
  color: var(--bg-primary) !important;
  font-weight: 600 !important;
  padding: 10px 22px !important;
  border-radius: 8px !important;
  box-shadow: var(--glow-shadow);
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: var(--glow-shadow-lg); }
.nav-cta::after { display: none !important; }

.hamburger {
  display: none; flex-direction: column;
  gap: 5px; cursor: pointer; padding: 4px;
}
.hamburger span {
  display: block; width: 26px; height: 2px;
  background: var(--accent-blue);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(5, 8, 22, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 24px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 1.5rem; font-weight: 600;
  color: var(--text-white);
  transition: var(--transition);
}
.mobile-menu a:hover { color: var(--accent-blue); }
.mobile-menu-close {
  position: absolute; top: 24px; right: 24px;
  font-size: 2rem; color: var(--accent-blue);
  cursor: pointer; background: none; border: none;
}

/* ============ HERO SECTION ============ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
  background: radial-gradient(ellipse at 20% 50%, rgba(0,191,255,0.08) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(212,175,55,0.05) 0%, transparent 50%),
              var(--bg-primary);
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(0,191,255,0.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,191,255,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove { 0%{transform:translateY(0)} 100%{transform:translateY(60px)} }

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(5,8,22,0.9) 0%, rgba(5,8,22,0.6) 50%, rgba(5,8,22,0.85) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 1280px; margin: 0 auto;
  padding: 120px 24px 80px;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,191,255,0.1);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  padding: 8px 20px;
  font-size: 0.8rem; font-weight: 500;
  color: var(--accent-blue);
  letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 24px;
  animation: fadeInDown 0.8s ease forwards;
}
.hero-badge::before {
  content: ''; width: 8px; height: 8px;
  background: var(--accent-blue);
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 800; line-height: 1.15;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-title .highlight {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-title .gold { color: var(--accent-gold); -webkit-text-fill-color: var(--accent-gold); }

.hero-subtitle {
  font-size: 1.05rem; color: var(--text-light);
  max-width: 520px; margin-bottom: 36px;
  line-height: 1.8;
  animation: fadeInUp 0.8s ease 0.4s both;
}
.hero-buttons {
  display: flex; gap: 16px; flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s both;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--gradient-blue);
  color: var(--bg-primary);
  font-weight: 700; font-size: 0.95rem;
  padding: 14px 32px; border-radius: 10px;
  box-shadow: var(--glow-shadow);
  transition: var(--transition);
  border: none;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--glow-shadow-lg); }

.btn-whatsapp {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(37,211,102,0.15);
  border: 1px solid rgba(37,211,102,0.4);
  color: #25D366;
  font-weight: 600; font-size: 0.95rem;
  padding: 14px 32px; border-radius: 10px;
  transition: var(--transition);
}
.btn-whatsapp:hover { background: rgba(37,211,102,0.25); transform: translateY(-3px); }

.btn-outline {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-white);
  font-weight: 600; font-size: 0.95rem;
  padding: 14px 32px; border-radius: 10px;
  transition: var(--transition);
}
.btn-outline:hover { border-color: var(--accent-blue); color: var(--accent-blue); transform: translateY(-3px); }

/* Hero Visual */
.hero-visual {
  position: relative; z-index: 2;
  animation: fadeInRight 1s ease 0.3s both;
}
.hero-card-main {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  box-shadow: var(--glow-shadow-lg);
  position: relative; overflow: hidden;
}
.hero-card-main::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-blue);
}
.hero-stats-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 16px; margin-top: 24px;
}
.hero-stat-item {
  background: rgba(0,191,255,0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 20px; text-align: center;
  transition: var(--transition);
}
.hero-stat-item:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow); }
.hero-stat-num {
  font-family: var(--font-heading);
  font-size: 2rem; font-weight: 800;
  color: var(--accent-blue);
  display: block;
}
.hero-stat-label { font-size: 0.75rem; color: var(--text-gray); margin-top: 4px; }

.floating-badge {
  position: absolute;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  padding: 10px 18px;
  font-size: 0.8rem; font-weight: 600;
  color: var(--text-white);
  display: flex; align-items: center; gap: 8px;
  animation: float 3s ease-in-out infinite;
  white-space: nowrap;
}
.floating-badge.badge-1 { top: -20px; right: 20px; animation-delay: 0s; }
.floating-badge.badge-2 { bottom: 20px; left: -20px; animation-delay: 1.5s; }
.floating-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #25D366; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }

/* ============ SECTION COMMONS ============ */
section { position: relative; z-index: 1; }

.section-pad { padding: 100px 0; }
.section-pad-sm { padding: 60px 0; }

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

.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  background: rgba(0,191,255,0.1);
  border: 1px solid var(--glass-border);
  color: var(--accent-blue);
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase;
  padding: 6px 18px; border-radius: 50px;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800; line-height: 1.2;
  margin-bottom: 16px;
}
.section-title .highlight {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-subtitle {
  font-size: 1rem; color: var(--text-gray);
  max-width: 600px; margin: 0 auto;
  line-height: 1.8;
}
.divider {
  width: 60px; height: 3px;
  background: var(--gradient-blue);
  border-radius: 2px;
  margin: 20px auto 0;
}

/* ============ SERVICES GRID ============ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 36px 28px;
  transition: var(--transition-slow);
  position: relative; overflow: hidden;
  cursor: pointer;
}
.service-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-blue);
  transform: scaleX(0); transform-origin: left;
  transition: var(--transition-slow);
}
.service-card::after {
  content: ''; position: absolute;
  inset: 0; border-radius: var(--border-radius-lg);
  background: radial-gradient(circle at 50% 0%, rgba(0,191,255,0.08) 0%, transparent 70%);
  opacity: 0; transition: var(--transition-slow);
}
.service-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-8px);
  box-shadow: var(--glow-shadow-lg);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover::after { opacity: 1; }

.service-icon {
  width: 64px; height: 64px;
  background: rgba(0,191,255,0.1);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; margin-bottom: 20px;
  transition: var(--transition);
  position: relative; z-index: 1;
}
.service-card:hover .service-icon {
  background: rgba(0,191,255,0.2);
  border-color: var(--accent-blue);
  box-shadow: var(--glow-shadow);
  transform: scale(1.1) rotate(5deg);
}
.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem; font-weight: 700;
  margin-bottom: 12px; position: relative; z-index: 1;
}
.service-card p {
  font-size: 0.9rem; color: var(--text-gray);
  line-height: 1.7; position: relative; z-index: 1;
}
.service-card .learn-more {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--accent-blue); font-size: 0.85rem; font-weight: 600;
  margin-top: 20px; position: relative; z-index: 1;
  transition: var(--transition);
}
.service-card:hover .learn-more { gap: 10px; }

/* ============ STATS SECTION ============ */
.stats-section {
  background: linear-gradient(135deg, rgba(0,191,255,0.05) 0%, rgba(15,23,42,0.8) 50%, rgba(212,175,55,0.03) 100%);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 40px; text-align: center;
}
.stat-item { padding: 20px; }
.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block; line-height: 1;
}
.stat-label {
  font-size: 0.9rem; color: var(--text-gray);
  margin-top: 8px; font-weight: 500;
}
.stat-icon { font-size: 2rem; margin-bottom: 12px; }

/* ============ TESTIMONIALS ============ */
.testimonials-slider { position: relative; overflow: hidden; }
.testimonials-track {
  display: flex; transition: transform 0.6s ease;
}
.testimonial-card {
  min-width: 100%;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 48px;
  text-align: center;
}
.testimonial-stars { color: var(--accent-gold); font-size: 1.2rem; margin-bottom: 20px; }
.testimonial-text {
  font-size: 1.1rem; color: var(--text-light);
  line-height: 1.8; font-style: italic;
  max-width: 700px; margin: 0 auto 28px;
}
.testimonial-author { font-family: var(--font-heading); font-weight: 700; font-size: 1rem; }
.testimonial-role { color: var(--accent-blue); font-size: 0.85rem; margin-top: 4px; }
.slider-controls {
  display: flex; justify-content: center; gap: 12px; margin-top: 32px;
}
.slider-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--text-gray); cursor: pointer;
  transition: var(--transition); border: none;
}
.slider-dot.active { background: var(--accent-blue); transform: scale(1.3); }
.slider-btn {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  color: var(--accent-blue); width: 44px; height: 44px;
  border-radius: 50%; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition); cursor: pointer;
}
.slider-btn:hover { background: rgba(0,191,255,0.2); border-color: var(--accent-blue); }

/* ============ FAQ ============ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  margin-bottom: 12px; overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--accent-blue); }
.faq-question {
  width: 100%; background: none; border: none;
  color: var(--text-white); text-align: left;
  padding: 20px 24px;
  font-family: var(--font-body); font-size: 1rem; font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
  cursor: pointer; transition: var(--transition);
}
.faq-question:hover { color: var(--accent-blue); }
.faq-icon {
  font-size: 1.2rem; color: var(--accent-blue);
  transition: transform 0.3s ease; flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
}
.faq-item.open .faq-answer { max-height: 300px; padding: 0 24px 20px; }
.faq-answer p { color: var(--text-gray); line-height: 1.8; font-size: 0.95rem; }

/* ============ CTA BANNER ============ */
.cta-banner {
  background: linear-gradient(135deg, rgba(0,191,255,0.15) 0%, rgba(212,175,55,0.08) 100%);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 64px 48px;
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute;
  top: -50%; left: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(0,191,255,0.05) 0%, transparent 60%);
  animation: rotateSlow 20s linear infinite;
}
@keyframes rotateSlow { to { transform: rotate(360deg); } }
.cta-banner h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800; margin-bottom: 16px;
  position: relative; z-index: 1;
}
.cta-banner p {
  color: var(--text-gray); font-size: 1rem;
  margin-bottom: 32px; position: relative; z-index: 1;
}
.cta-buttons {
  display: flex; gap: 16px; justify-content: center;
  flex-wrap: wrap; position: relative; z-index: 1;
}

/* ============ FOOTER ============ */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: 80px 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 60px;
}
.footer-brand .nav-logo { margin-bottom: 20px; }
.footer-brand p { color: var(--text-gray); font-size: 0.9rem; line-height: 1.8; margin-bottom: 24px; }
.footer-social { display: flex; gap: 12px; }
.social-link {
  width: 40px; height: 40px;
  background: rgba(0,191,255,0.1);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--text-gray);
  transition: var(--transition);
}
.social-link:hover { background: rgba(0,191,255,0.2); border-color: var(--accent-blue); color: var(--accent-blue); transform: translateY(-3px); }

.footer-col h4 {
  font-family: var(--font-heading); font-size: 1rem; font-weight: 700;
  margin-bottom: 20px; color: var(--text-white);
  position: relative; padding-bottom: 12px;
}
.footer-col h4::after {
  content: ''; position: absolute;
  bottom: 0; left: 0; width: 30px; height: 2px;
  background: var(--gradient-blue); border-radius: 2px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-gray); font-size: 0.9rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent-blue); padding-left: 6px; }
.footer-contact-item {
  display: flex; gap: 12px; align-items: flex-start;
  margin-bottom: 14px; color: var(--text-gray); font-size: 0.9rem;
}
.footer-contact-item .icon { color: var(--accent-blue); flex-shrink: 0; margin-top: 2px; }

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding: 24px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { color: var(--text-gray); font-size: 0.85rem; }
.footer-bottom a { color: var(--accent-blue); }

/* ============ FLOATING BUTTONS ============ */
.whatsapp-float {
  position: fixed; bottom: 90px; right: 24px;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; color: white;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  z-index: 900; transition: var(--transition);
  animation: float 3s ease-in-out infinite;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(37,211,102,0.7); }

.back-to-top {
  position: fixed; bottom: 24px; right: 24px;
  width: 48px; height: 48px;
  background: var(--gradient-blue);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: var(--bg-primary);
  box-shadow: var(--glow-shadow);
  z-index: 900; cursor: pointer; border: none;
  opacity: 0; visibility: hidden; transition: var(--transition);
  transform: translateY(20px);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); box-shadow: var(--glow-shadow-lg); }

/* ============ ABOUT PAGE ============ */
.about-hero {
  padding: 160px 0 80px;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,191,255,0.07) 0%, transparent 60%), var(--bg-primary);
}
.about-hero-content {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.about-text .section-tag { margin-bottom: 16px; }
.about-text h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800; line-height: 1.2; margin-bottom: 20px;
}
.about-text p { color: var(--text-gray); line-height: 1.9; margin-bottom: 16px; }
.about-visual {
  position: relative;
}
.about-img-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  box-shadow: var(--glow-shadow-lg);
}
.about-img-card .big-icon {
  font-size: 5rem; text-align: center;
  margin-bottom: 24px; display: block;
}
.mission-vision-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.mv-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 36px;
  transition: var(--transition);
}
.mv-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow); transform: translateY(-4px); }
.mv-card .icon { font-size: 2.5rem; margin-bottom: 16px; }
.mv-card h3 { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.mv-card p { color: var(--text-gray); font-size: 0.9rem; line-height: 1.8; }

.timeline { position: relative; padding-left: 40px; }
.timeline::before {
  content: ''; position: absolute;
  left: 12px; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(to bottom, var(--accent-blue), transparent);
}
.timeline-item { position: relative; margin-bottom: 40px; }
.timeline-dot {
  position: absolute; left: -34px; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: var(--glow-shadow);
  border: 3px solid var(--bg-primary);
}
.timeline-year {
  font-family: var(--font-heading); font-size: 0.8rem;
  color: var(--accent-blue); font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 6px;
}
.timeline-item h4 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 8px; }
.timeline-item p { color: var(--text-gray); font-size: 0.9rem; line-height: 1.7; }

.why-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.why-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  text-align: center; transition: var(--transition);
}
.why-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow); transform: translateY(-6px); }
.why-card .icon { font-size: 2.5rem; margin-bottom: 16px; }
.why-card h4 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 10px; }
.why-card p { color: var(--text-gray); font-size: 0.88rem; line-height: 1.7; }

/* ============ SERVICES PAGE ============ */
.services-hero {
  padding: 160px 0 80px;
  background: radial-gradient(ellipse at 70% 30%, rgba(0,191,255,0.07) 0%, transparent 60%), var(--bg-primary);
  text-align: center;
}
.service-detail-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 48px;
  transition: var(--transition-slow);
  position: relative; overflow: hidden;
}
.service-detail-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-blue);
}
.service-detail-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow-lg); }
.service-detail-icon { font-size: 3.5rem; margin-bottom: 24px; }
.service-detail-card h3 {
  font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700;
  margin-bottom: 16px;
}
.service-detail-card p { color: var(--text-gray); line-height: 1.8; margin-bottom: 20px; }
.service-features { list-style: none; margin-bottom: 28px; }
.service-features li {
  display: flex; align-items: center; gap: 10px;
  color: var(--text-light); font-size: 0.9rem;
  padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.service-features li::before { content: '✓'; color: var(--accent-blue); font-weight: 700; }

.process-steps {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0; position: relative;
}
.process-steps::before {
  content: ''; position: absolute;
  top: 40px; left: 16.66%; right: 16.66%; height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-gold), var(--accent-blue));
}
.process-step { text-align: center; padding: 0 20px; position: relative; }
.step-num {
  width: 80px; height: 80px;
  background: var(--gradient-blue);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-size: 1.5rem; font-weight: 800;
  color: var(--bg-primary);
  margin: 0 auto 20px;
  box-shadow: var(--glow-shadow);
  position: relative; z-index: 1;
}
.process-step h4 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 10px; }
.process-step p { color: var(--text-gray); font-size: 0.88rem; line-height: 1.7; }

.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.pricing-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 40px 32px;
  text-align: center; transition: var(--transition);
  position: relative; overflow: hidden;
}
.pricing-card.featured {
  border-color: var(--accent-blue);
  box-shadow: var(--glow-shadow-lg);
  transform: scale(1.05);
}
.pricing-card.featured::before {
  content: 'Most Popular'; position: absolute;
  top: 16px; right: -28px;
  background: var(--gradient-blue);
  color: var(--bg-primary); font-size: 0.7rem; font-weight: 700;
  padding: 4px 40px; transform: rotate(45deg);
}
.pricing-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow); transform: translateY(-6px); }
.pricing-card.featured:hover { transform: scale(1.05) translateY(-6px); }
.pricing-tier { font-size: 0.8rem; color: var(--accent-blue); font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 12px; }
.pricing-price {
  font-family: var(--font-heading); font-size: 2.5rem; font-weight: 800;
  margin-bottom: 8px;
}
.pricing-price span { font-size: 1rem; color: var(--text-gray); font-weight: 400; }
.pricing-desc { color: var(--text-gray); font-size: 0.88rem; margin-bottom: 28px; }
.pricing-features { list-style: none; margin-bottom: 32px; text-align: left; }
.pricing-features li {
  display: flex; align-items: center; gap: 10px;
  color: var(--text-light); font-size: 0.88rem;
  padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.pricing-features li::before { content: '✓'; color: var(--accent-blue); font-weight: 700; }

/* ============ PROJECTS PAGE ============ */
.projects-hero {
  padding: 160px 0 80px;
  background: radial-gradient(ellipse at 50% 30%, rgba(0,191,255,0.07) 0%, transparent 60%), var(--bg-primary);
  text-align: center;
}
.filter-tabs {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap; margin-bottom: 48px;
}
.filter-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-gray); font-size: 0.88rem; font-weight: 500;
  padding: 10px 24px; border-radius: 50px;
  cursor: pointer; transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: rgba(0,191,255,0.15);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}
.projects-masonry {
  columns: 3; column-gap: 24px;
}
.project-card {
  break-inside: avoid; margin-bottom: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden; transition: var(--transition);
  cursor: pointer;
}
.project-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow-lg); transform: translateY(-4px); }
.project-img {
  width: 100%; aspect-ratio: 4/3;
  background: linear-gradient(135deg, rgba(0,191,255,0.1), rgba(15,23,42,0.8));
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem; position: relative; overflow: hidden;
}
.project-img-overlay {
  position: absolute; inset: 0;
  background: rgba(0,191,255,0.15);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: var(--transition);
}
.project-card:hover .project-img-overlay { opacity: 1; }
.project-img-overlay span { font-size: 2rem; color: white; }
.project-info { padding: 20px; }
.project-info h4 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 6px; }
.project-info .location { color: var(--text-gray); font-size: 0.85rem; margin-bottom: 8px; }
.project-tag {
  display: inline-block;
  background: rgba(0,191,255,0.1);
  border: 1px solid var(--glass-border);
  color: var(--accent-blue); font-size: 0.75rem; font-weight: 600;
  padding: 4px 12px; border-radius: 50px;
}

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(5,8,22,0.95);
  backdrop-filter: blur(20px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--transition);
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox-content {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 48px; max-width: 600px; width: 90%;
  text-align: center; position: relative;
}
.lightbox-close {
  position: absolute; top: 16px; right: 20px;
  font-size: 1.5rem; color: var(--text-gray);
  cursor: pointer; background: none; border: none;
  transition: var(--transition);
}
.lightbox-close:hover { color: var(--accent-blue); }
.lightbox-icon { font-size: 5rem; margin-bottom: 20px; }
.lightbox-content h3 { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; margin-bottom: 12px; }
.lightbox-content p { color: var(--text-gray); line-height: 1.8; }

.reviews-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.review-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 28px; transition: var(--transition);
}
.review-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow); }
.review-stars { color: var(--accent-gold); margin-bottom: 12px; }
.review-text { color: var(--text-gray); font-size: 0.9rem; line-height: 1.8; margin-bottom: 16px; font-style: italic; }
.review-author { font-weight: 700; font-size: 0.9rem; }
.review-location { color: var(--accent-blue); font-size: 0.8rem; }

/* ============ CONTACT PAGE ============ */
.contact-hero {
  padding: 160px 0 80px;
  background: radial-gradient(ellipse at 60% 40%, rgba(0,191,255,0.07) 0%, transparent 60%), var(--bg-primary);
  text-align: center;
}
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: 48px; align-items: start;
}
.contact-info-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 40px; margin-bottom: 24px;
  transition: var(--transition);
}
.contact-info-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow); }
.contact-info-card .icon { font-size: 2rem; margin-bottom: 12px; }
.contact-info-card h4 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 8px; }
.contact-info-card p, .contact-info-card a { color: var(--text-gray); font-size: 0.9rem; line-height: 1.7; }
.contact-info-card a:hover { color: var(--accent-blue); }

.contact-form-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 48px;
  position: relative; overflow: hidden;
}
.contact-form-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-blue);
}
.form-group { position: relative; margin-bottom: 24px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 16px 20px;
  color: var(--text-white);
  font-family: var(--font-body); font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0,191,255,0.1);
  background: rgba(0,191,255,0.04);
}
.form-group select option { background: var(--bg-secondary); }
.form-group textarea { resize: vertical; min-height: 140px; }
.form-label {
  position: absolute; top: 16px; left: 20px;
  color: var(--text-gray); font-size: 0.9rem;
  transition: var(--transition); pointer-events: none;
  background: transparent;
}
.form-group input:focus ~ .form-label,
.form-group input:not(:placeholder-shown) ~ .form-label,
.form-group textarea:focus ~ .form-label,
.form-group textarea:not(:placeholder-shown) ~ .form-label {
  top: -10px; left: 14px; font-size: 0.75rem;
  color: var(--accent-blue);
  background: var(--bg-secondary);
  padding: 0 6px; border-radius: 4px;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: transparent; }
.form-error { color: #ff4d4d; font-size: 0.8rem; margin-top: 6px; display: none; }
.form-error.show { display: block; }

.success-popup {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(5,8,22,0.9);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--transition);
}
.success-popup.open { opacity: 1; visibility: visible; }
.success-popup-content {
  background: var(--glass-bg);
  border: 1px solid rgba(37,211,102,0.4);
  border-radius: var(--border-radius-lg);
  padding: 60px 48px; text-align: center;
  max-width: 440px; width: 90%;
  animation: scaleIn 0.4s ease;
}
@keyframes scaleIn { from{transform:scale(0.8);opacity:0} to{transform:scale(1);opacity:1} }
.success-icon { font-size: 4rem; margin-bottom: 20px; }
.success-popup-content h3 { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; margin-bottom: 12px; }
.success-popup-content p { color: var(--text-gray); margin-bottom: 28px; }

.map-container {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: var(--glow-shadow);
}
.map-container iframe { display: block; width: 100%; height: 400px; border: none; }

.emergency-banner {
  background: linear-gradient(135deg, rgba(212,175,55,0.15), rgba(0,191,255,0.1));
  border: 1px solid rgba(212,175,55,0.3);
  border-radius: var(--border-radius-lg);
  padding: 40px 48px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.emergency-banner .icon { font-size: 3rem; }
.emergency-banner h3 { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; margin-bottom: 6px; }
.emergency-banner p { color: var(--text-gray); font-size: 0.9rem; }

/* ============ SCROLL REVEAL ============ */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ============ ANIMATIONS ============ */
@keyframes fadeInDown { from{opacity:0;transform:translateY(-20px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeInUp { from{opacity:0;transform:translateY(30px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeInRight { from{opacity:0;transform:translateX(40px)} to{opacity:1;transform:translateX(0)} }
@keyframes fadeInLeft { from{opacity:0;transform:translateX(-40px)} to{opacity:1;transform:translateX(0)} }

/* Glow border animation */
@keyframes glowBorder {
  0%,100%{box-shadow:0 0 10px rgba(0,191,255,0.3)}
  50%{box-shadow:0 0 30px rgba(0,191,255,0.6)}
}

/* Typing cursor */
.typing-cursor::after {
  content: '|'; color: var(--accent-blue);
  animation: blink 0.8s step-end infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* Mouse glow */
.mouse-glow {
  position: fixed; pointer-events: none; z-index: 0;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,191,255,0.05) 0%, transparent 70%);
  transform: translate(-50%, -50%);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-hero-content { grid-template-columns: 1fr; }
  .about-visual { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: scale(1); }
  .process-steps { grid-template-columns: 1fr; }
  .process-steps::before { display: none; }
  .projects-masonry { columns: 2; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero-content { padding: 100px 24px 60px; }
  .hero-buttons { flex-direction: column; align-items: flex-start; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .mission-vision-grid { grid-template-columns: 1fr; }
  .projects-masonry { columns: 1; }
  .cta-banner { padding: 40px 24px; }
  .emergency-banner { flex-direction: column; text-align: center; }
  .testimonial-card { padding: 32px 24px; }
  .contact-form-card { padding: 32px 24px; }
  .section-pad { padding: 70px 0; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-title { font-size: 1.9rem; }
  .btn-primary, .btn-whatsapp, .btn-outline { width: 100%; justify-content: center; }
}

/* ============ UTILITY CLASSES (used across pages) ============ */
.section { padding: 80px 0; position: relative; z-index: 1; }
.section-sm { padding: 48px 0; position: relative; z-index: 1; }

.gradient-text {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  transition: var(--transition);
}
.glass-card:hover {
  border-color: rgba(0,191,255,0.35);
  box-shadow: var(--glow-shadow);
}

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

/* Loader bar variant */
.loader-bar {
  width: 200px; height: 3px;
  background: rgba(0,191,255,0.15);
  border-radius: 2px; overflow: hidden;
  margin-top: 16px;
}
.loader-bar-fill {
  height: 100%; width: 0;
  background: var(--gradient-blue);
  border-radius: 2px;
  animation: loadBar 0.8s ease forwards;
}
@keyframes loadBar { to { width: 100%; } }

/* Loader logo text variant */
.loader-logo {
  font-family: var(--font-heading);
  font-size: 1.8rem; font-weight: 800;
  color: var(--accent-blue);
  letter-spacing: 4px;
  margin-bottom: 8px;
}

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 22px; border-radius: 8px; font-weight: 600; font-size: 0.9rem; transition: var(--transition); cursor: pointer; border: none; }
.btn-primary { background: var(--gradient-blue); color: var(--bg-primary); font-weight: 700; box-shadow: var(--glow-shadow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow-shadow-lg); }
.btn-outline { border: 1px solid var(--glass-border); color: var(--text-white); background: transparent; }
.btn-outline:hover { border-color: var(--accent-blue); color: var(--accent-blue); transform: translateY(-2px); }
.btn-whatsapp { background: rgba(37,211,102,0.15); border: 1px solid rgba(37,211,102,0.4); color: #25D366; }
.btn-whatsapp:hover { background: rgba(37,211,102,0.25); transform: translateY(-2px); }
.btn-gold { background: var(--gradient-gold); color: var(--bg-primary); font-weight: 700; }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 0 20px rgba(212,175,55,0.4); }

/* Stars */
.stars { color: var(--accent-gold); font-size: 1rem; letter-spacing: 2px; }

/* Nav logo icon */
.nav-logo-icon { font-size: 1.8rem; }
.nav-logo-sub { font-size: 0.65rem; color: var(--text-gray); letter-spacing: 1px; text-transform: uppercase; }

/* Social btn */
.social-btn {
  width: 40px; height: 40px;
  background: rgba(0,191,255,0.1);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: var(--transition);
}
.social-btn:hover { background: rgba(0,191,255,0.2); border-color: var(--accent-blue); transform: translateY(-3px); }

/* Projects filter */
.projects-filter {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap; margin-bottom: 40px;
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.project-card { overflow: hidden; }
.project-img {
  width: 100%; aspect-ratio: 4/3;
  background: linear-gradient(135deg, rgba(0,191,255,0.1), rgba(15,23,42,0.8));
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem; position: relative; overflow: hidden;
}
.project-overlay {
  position: absolute; inset: 0;
  background: rgba(0,191,255,0.15);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.project-info { padding: 20px; }
.project-info h3 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 4px; font-size: 1rem; }
.project-location { color: var(--text-gray); font-size: 0.82rem; margin-bottom: 6px; }
.project-tag {
  display: inline-block;
  background: rgba(0,191,255,0.1);
  border: 1px solid var(--glass-border);
  color: var(--accent-blue); font-size: 0.72rem; font-weight: 600;
  padding: 3px 10px; border-radius: 50px; margin-bottom: 8px;
}

/* Process steps (services page) */
.process-steps {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 24px; margin-top: 48px;
}
.process-step { text-align: center; padding: 0 8px; }
.step-number {
  width: 64px; height: 64px;
  background: var(--gradient-blue);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-size: 1.4rem; font-weight: 800;
  color: var(--bg-primary);
  margin: 0 auto 16px;
  box-shadow: var(--glow-shadow);
}
.process-step h3 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 8px; font-size: 1rem; }
.process-step p { color: var(--text-gray); font-size: 0.85rem; line-height: 1.6; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pricing-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 36px 28px; text-align: center;
  transition: var(--transition); position: relative; overflow: hidden;
}
.pricing-card.featured { border-color: var(--accent-blue); box-shadow: var(--glow-shadow-lg); }
.pricing-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-shadow); transform: translateY(-6px); }
.pricing-badge {
  position: absolute; top: 16px; right: -28px;
  background: var(--gradient-blue); color: var(--bg-primary);
  font-size: 0.7rem; font-weight: 700;
  padding: 4px 40px; transform: rotate(45deg);
}
.pricing-name { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700; margin-bottom: 12px; }
.pricing-price { font-family: var(--font-heading); font-size: 2rem; font-weight: 800; margin-bottom: 8px; }
.pricing-price span { font-size: 0.9rem; color: var(--text-gray); font-weight: 400; }
.pricing-features { list-style: none; margin-bottom: 28px; text-align: left; }
.pricing-features li {
  display: flex; align-items: center; gap: 8px;
  color: var(--text-light); font-size: 0.88rem;
  padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.pricing-features li::before { content: '✓'; color: var(--accent-blue); font-weight: 700; flex-shrink: 0; }

/* Values / Why grid */
.values-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px; margin-top: 48px;
}
.value-card { padding: 32px; text-align: center; }
.value-icon { font-size: 2.5rem; display: block; margin-bottom: 16px; }
.value-card h3 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 10px; }
.value-card p { color: var(--text-gray); font-size: 0.88rem; line-height: 1.7; }

/* Timeline */
.timeline { position: relative; padding-left: 36px; margin-top: 1.5rem; }
.timeline::before {
  content: ''; position: absolute;
  left: 8px; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(to bottom, var(--accent-blue), transparent);
}
.timeline-item { position: relative; margin-bottom: 36px; }
.timeline-item::before {
  content: ''; position: absolute;
  left: -32px; top: 4px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: var(--glow-shadow);
  border: 3px solid var(--bg-primary);
}
.timeline-year {
  font-family: var(--font-heading); font-size: 0.75rem;
  color: var(--accent-blue); font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase; margin-bottom: 4px;
}
.timeline-item h3 { font-family: var(--font-heading); font-weight: 700; margin-bottom: 6px; font-size: 1rem; }
.timeline-item p { color: var(--text-gray); font-size: 0.88rem; line-height: 1.7; }

/* Stats section */
.stats-section { padding: 60px 0; }

/* About hero */
.about-hero {
  padding: 140px 0 70px;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,191,255,0.07) 0%, transparent 60%), var(--bg-primary);
}

/* Footer */
.footer { background: var(--bg-secondary); border-top: 1px solid var(--glass-border); padding: 80px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 60px; }
.footer-brand p { color: var(--text-gray); font-size: 0.9rem; line-height: 1.8; margin: 16px 0 24px; }
.footer-col h4 {
  font-family: var(--font-heading); font-size: 1rem; font-weight: 700;
  margin-bottom: 20px; position: relative; padding-bottom: 12px;
}
.footer-col h4::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 30px; height: 2px; background: var(--gradient-blue); border-radius: 2px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-gray); font-size: 0.9rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent-blue); padding-left: 6px; }
.footer-contact-item { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; color: var(--text-gray); font-size: 0.88rem; }
.footer-bottom {
  border-top: 1px solid var(--glass-border); padding: 24px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { color: var(--text-gray); font-size: 0.85rem; }
.footer-social { display: flex; gap: 10px; }

/* CTA banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(0,191,255,0.12) 0%, rgba(212,175,55,0.06) 100%);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 60px 48px; text-align: center;
  position: relative; overflow: hidden;
}
.cta-banner h2 { font-family: var(--font-heading); font-size: clamp(1.5rem,3vw,2.2rem); font-weight: 800; margin-bottom: 12px; }
.cta-banner p { color: var(--text-gray); margin-bottom: 28px; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Responsive additions */
@media(max-width:1024px) {
  .process-steps { grid-template-columns: repeat(3,1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media(max-width:768px) {
  .process-steps { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 40px 24px; }
  .section { padding: 60px 0; }
}
@media(max-width:480px) {
  .process-steps { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
}

/* ── SVG Icon Wrapper for service cards ── */
.svc-icon-wrap {
  width: 60px; height: 60px;
  background: rgba(0,191,255,0.08);
  border: 1px solid rgba(0,191,255,0.2);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  transition: all 0.3s ease;
}
.svc-icon-wrap svg { width: 28px; height: 28px; }
.svc-card:hover .svc-icon-wrap {
  background: rgba(0,191,255,0.18);
  border-color: #00BFFF;
  box-shadow: 0 0 20px rgba(0,191,255,0.3);
  transform: scale(1.08);
}
.svc-link { display: inline-flex; align-items: center; gap: 6px; }
.svc-link svg { transition: transform 0.2s ease; }
.svc-card:hover .svc-link svg { transform: translateX(4px); }

/* ── Font fallback fix ── */
body, input, select, textarea, button {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
h1, h2, h3, h4, h5, h6,
.idx-title, .hero-title, .nav-logo-name,
.proc-step h4, .svc-card h3, .testi-name,
.footer-col h5, .stat-num {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ── Logo.jpeg specific styles ── */
img[src="logo.jpeg"] {
  border-radius: 10px !important;
  background: #000;
  object-fit: contain !important;
}

/* Navbar logo — bigger, square */
.navbar img[src="logo.jpeg"],
.nav-logo img[src="logo.jpeg"] {
  width: 48px !important;
  height: 48px !important;
  border-radius: 10px !important;
  border: 2px solid rgba(0,191,255,.5) !important;
  box-shadow: 0 0 16px rgba(0,191,255,.4) !important;
  object-fit: contain !important;
  background: #000;
}

/* Footer logo */
.footer-brand img[src="logo.jpeg"],
.footer img[src="logo.jpeg"],
.site-footer img[src="logo.jpeg"] {
  width: 52px !important;
  height: 52px !important;
  border-radius: 10px !important;
  border: 2px solid rgba(0,191,255,.4) !important;
  box-shadow: 0 0 14px rgba(0,191,255,.3) !important;
  object-fit: contain !important;
  background: #000;
}

/* Loading screen logo */
#loading-screen img[src="logo.jpeg"] {
  width: 100px !important;
  height: 100px !important;
  border-radius: 14px !important;
  border: 3px solid rgba(0,191,255,.5) !important;
  box-shadow: 0 0 40px rgba(0,191,255,.5) !important;
  object-fit: contain !important;
  background: #000;
}

/* Hero card logo */
.hero-card-main img[src="logo.jpeg"] {
  width: 80px !important;
  height: 80px !important;
  border-radius: 12px !important;
  object-fit: contain !important;
  background: #000;
}

/* About section logo */
.about-strip-img img[src="logo.jpeg"],
.reveal-right img[src="logo.jpeg"] {
  width: 130px !important;
  height: 130px !important;
  border-radius: 16px !important;
  object-fit: contain !important;
  background: #000;
}

/* ── logo.jpeg — square rounded style (overrides circular) ── */
img[src="logo.jpeg"] {
  border-radius: 10px !important;
  object-fit: contain !important;
  background: #000 !important;
}
.nav-logo img[src="logo.jpeg"] {
  width: 48px !important; height: 48px !important;
  border-radius: 10px !important;
  border: 2px solid rgba(0,191,255,.5) !important;
  box-shadow: 0 0 16px rgba(0,191,255,.4) !important;
}
.footer-brand img[src="logo.jpeg"],
.footer img[src="logo.jpeg"],
.site-footer img[src="logo.jpeg"] {
  width: 52px !important; height: 52px !important;
  border-radius: 10px !important;
}
#loading-screen img[src="logo.jpeg"] {
  width: 100px !important; height: 100px !important;
  border-radius: 14px !important;
  border: 3px solid rgba(0,191,255,.5) !important;
  box-shadow: 0 0 40px rgba(0,191,255,.5) !important;
}
.hero-card-main img[src="logo.jpeg"] {
  width: 80px !important; height: 80px !important;
  border-radius: 12px !important;
}

/* ══════════════════════════════════════
   FIX: Hide nav CTA buttons on mobile
══════════════════════════════════════ */
@media (max-width: 768px) {
  .nav-cta,
  .nav-cta-group,
  .nav-cta-grp {
    display: none !important;
  }
}

/* ══════════════════════════════════════
   MOBILE BOTTOM APP NAV
══════════════════════════════════════ */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 990;
  background: rgba(10, 15, 30, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(0, 191, 255, 0.2);
  padding: 8px 0 max(8px, env(safe-area-inset-bottom));
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
  .mobile-bottom-nav { display: flex; }

  /* Push page content up so it's not hidden behind bottom nav */
  body { padding-bottom: 70px; }
}

.mobile-bottom-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}

.mbn-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  color: #A1A1AA;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 10px;
  transition: all 0.2s ease;
  min-width: 52px;
  position: relative;
}

.mbn-item svg {
  width: 22px; height: 22px;
  transition: all 0.2s ease;
}

.mbn-item:hover,
.mbn-item.active {
  color: #00BFFF;
}

.mbn-item.active svg {
  filter: drop-shadow(0 0 6px rgba(0, 191, 255, 0.7));
}

.mbn-item.active::before {
  content: '';
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  width: 28px; height: 3px;
  background: linear-gradient(90deg, #00BFFF, #0080AA);
  border-radius: 0 0 4px 4px;
}

/* Center call button — highlighted */
.mbn-item.mbn-call {
  background: linear-gradient(135deg, #00BFFF, #0080AA);
  color: #050816;
  border-radius: 50%;
  width: 52px; height: 52px;
  min-width: 52px;
  padding: 0;
  box-shadow: 0 0 20px rgba(0, 191, 255, 0.5);
  margin-top: -14px;
  font-size: 0;
}

.mbn-item.mbn-call svg {
  width: 24px; height: 24px;
  color: #050816;
}

.mbn-item.mbn-call:hover {
  transform: scale(1.1);
  box-shadow: 0 0 30px rgba(0, 191, 255, 0.7);
  color: #050816;
}