:root {
  /* Partner Bahrain Green Theme */
  --color-primary: #0F5A4D; /* Deep Teal/Green */
  --color-primary-dark: #083D33; /* Darker shade for hovers */
  --color-secondary: #1E293B; /* Slate 800 for headings */
  --color-accent: #20B2AA; /* Light Sea Green for accents */

  --color-text-main: #334155; 
  --color-text-light: #F8F9FA;
  
  /* Glass Variables */
  --glass-bg: rgba(255, 255, 255, 0.45);
  --glass-bg-hover: rgba(255, 255, 255, 0.65);
  --glass-border: 1px solid rgba(255, 255, 255, 0.5);
  --glass-border-light: 1px solid rgba(255, 255, 255, 0.8);
  --glass-blur: blur(12px);
  --glass-shadow: 0 8px 32px 0 rgba(15, 90, 77, 0.1); /* Tinted with primary green */
  --glass-shadow-hover: 0 12px 40px 0 rgba(15, 90, 77, 0.2);
  
  /* Android-safe viewport height */
  --vh: 1vh;
  
  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', 'Roboto', Arial, sans-serif;
  
  --spacing-section: 100px;
  --border-radius: 16px;
  --transition-speed: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  /* Fix Android tap highlight */
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-main);
  background-color: #f0fdf4;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  min-height: calc(var(--vh, 1vh) * 100);
  /* Smooth momentum scroll on Android */
  -webkit-overflow-scrolling: touch;
  /* Prevent font size inflation on Android */
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

/* --- Animated Colorful Background to make Glass Pop --- */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(125deg, #ecfdf5 0%, #d1fae5 40%, #a7f3d0 100%);
  z-index: -2;
}

/* --- Simulated Page Transition (Al Shoala Style - Roll Down) --- */
.page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #0F5A4D; /* Deep Partner Bahrain Green */
  z-index: 9999;
  transform: translateY(-100%);
  pointer-events: none;
  transition: transform 0.6s cubic-bezier(0.77, 0, 0.175, 1);
}
.page-transition.active {
  transform: translateY(0);
  pointer-events: all;
}
.page-transition.exit {
  transform: translateY(100%);
}

/* Floating Orbs for Premium Background Effect */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
  opacity: 0.6;
  animation: float 20s infinite ease-in-out alternate;
}

.orb-1 { width: 500px; height: 500px; background: #6ee7b7; top: -100px; left: -100px; } /* Emerald */
.orb-2 { width: 600px; height: 600px; background: #34d399; bottom: -150px; right: -100px; animation-delay: -5s; } /* Mint */
.orb-3 { width: 400px; height: 400px; background: #5eead4; top: 40%; left: 30%; animation-delay: -10s; opacity: 0.4; } /* Teal */

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -50px) scale(1.1); }
  100% { transform: translate(-40px, 20px) scale(0.9); }
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-secondary);
  font-weight: 700; line-height: 1.2; margin-bottom: 1rem;
}

a { text-decoration: none; color: var(--color-primary); transition: all var(--transition-speed); }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 10; }

/* Utilities */
.section { padding: var(--spacing-section) 0; min-height: 80vh; display: flex; align-items: center; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.pt-4 { padding-top: 2rem; }
.p-4 { padding: 2rem; }

/* Section Headers */
.section-header { margin-bottom: 50px; position: relative; }
.section-label {
  display: inline-flex; align-items: center; font-size: 0.9rem; font-weight: 600;
  color: var(--color-accent); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 10px;
}
.section-label::before {
  content: ''; display: inline-block; width: 4px; height: 16px; background-color: var(--color-accent); margin-right: 8px;
  border-radius: 2px;
}
.text-glow {
  text-shadow: 0 2px 10px rgba(255,255,255,0.8);
}

/* --- GLASSMORPHISM CORE CLASSES --- */
/* Solid fallback for Android browsers without backdrop-filter support */
.glass-panel {
  background: rgba(255, 255, 255, 0.88);
  border: var(--glass-border);
  border-radius: var(--border-radius);
  box-shadow: var(--glass-shadow);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
  }
}

.glass-card {
  background: rgba(255, 255, 255, 0.88);
  border: var(--glass-border);
  border-radius: var(--border-radius);
  box-shadow: var(--glass-shadow);
  padding: 40px 30px;
  transition: all var(--transition-speed);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
  }
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-8px);
  box-shadow: var(--glass-shadow-hover);
  border: var(--glass-border-light);
}

.glass-text-box {
  background: rgba(255,255,255,0.75);
  padding: 10px 20px;
  border-radius: 30px;
  border: 1px solid rgba(255,255,255,0.4);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass-text-box {
    background: rgba(255,255,255,0.3);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
  }
}

.glass-icon {
  width: 80px; height: 80px;
  background: rgba(255,255,255,0.85);
  border: var(--glass-border-light);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass-icon {
    background: rgba(255,255,255,0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }
}
.glass-icon i { font-size: 2rem; color: var(--color-primary); }
.sm-icon { width: 50px; height: 50px; margin: 0; }
.sm-icon i { font-size: 1.2rem; }

/* --- Buttons --- */
.btn {
  display: inline-block; padding: 12px 28px; border-radius: 30px;
  font-family: var(--font-heading); font-weight: 600; font-size: 0.95rem; text-align: center;
  cursor: pointer; transition: all var(--transition-speed); border: none;
}

.glass-btn {
  background: rgba(15, 90, 77, 0.92);
  color: white;
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 4px 15px rgba(15, 90, 77, 0.3);
  /* Ensure tap targets are large enough on Android */
  min-height: 44px;
  touch-action: manipulation;
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass-btn {
    background: rgba(15, 90, 77, 0.85);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
  }
}

.glass-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(15, 90, 77, 0.4);
  color: white;
}

.btn-secondary.glass-btn {
  background: rgba(255,255,255,0.5);
  color: var(--color-primary);
  border: var(--glass-border-light);
  box-shadow: var(--glass-shadow);
}

.btn-secondary.glass-btn:hover {
  background: rgba(255,255,255,0.9);
  color: var(--color-primary-dark);
}

/* --- Form Inputs (Contact) --- */
.glass-input {
  width: 100%; padding: 15px 20px; margin-bottom: 20px;
  background: rgba(255,255,255,0.75);
  border: var(--glass-border);
  border-radius: 8px;
  font-family: var(--font-body); font-size: 1rem; color: var(--color-text-main);
  outline: none; transition: all 0.3s;
  /* Fix Android form element styling */
  -webkit-appearance: none;
  appearance: none;
  /* Prevent zoom on focus in Android Chrome */
  font-size: max(16px, 1rem);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass-input {
    background: rgba(255,255,255,0.4);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
  }
}
.glass-input::placeholder { color: #64748b; }
.glass-input:focus { background: rgba(255,255,255,0.9); border: var(--glass-border-light); box-shadow: 0 0 0 3px rgba(32, 178, 170, 0.3); }

/* --- Navigation --- */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 20px 0; transition: all var(--transition-speed);
}
.navbar.glass-nav {
  background: rgba(255, 255, 255, 0.85);
  border-bottom: var(--glass-border);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .navbar.glass-nav {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
  }
}
.navbar.scrolled { padding: 10px 0; background: rgba(255, 255, 255, 0.95); box-shadow: var(--glass-shadow); }

.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; }
.nav-logo-img { height: 70px; width: auto; max-width: 240px; object-fit: contain; }

.nav-links { display: flex; list-style: none; gap: 30px; align-items: center; }
.nav-links a.nav-link { color: var(--color-secondary); font-weight: 600; padding: 5px 0; position: relative; }
.nav-links a.nav-link::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background-color: var(--color-accent); transition: width var(--transition-speed); }
.nav-links a.nav-link:hover::after, .nav-links a.nav-link.active::after { width: 100%; }

.mobile-toggle { display: none; font-size: 1.5rem; color: var(--color-secondary); cursor: pointer; }

/* --- Sections Layout --- */
.hero { 
  min-height: 100vh;
  min-height: calc(var(--vh, 1vh) * 100);
  padding-top: 100px;
}
.hero-content { padding: 50px; }
.hero-title { font-size: 3.5rem; margin-bottom: 20px; }
.hero-title span { color: var(--color-primary); }
.hero-subtitle { font-size: 1.1rem; margin-bottom: 30px; font-weight: 500; }
.hero-actions { display: flex; gap: 20px; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.about-features { display: flex; flex-direction: column; gap: 20px; }
.border-primary { border-left: 5px solid var(--color-primary); }
.border-accent { border-left: 5px solid var(--color-accent); }

.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.service-card h3 { color: var(--color-primary); text-align: center;}
.service-card p { text-align: center; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info-item { display: flex; align-items: center; gap: 20px; margin-bottom: 25px; }

/* --- Clients Section --- */
.clients-logo-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}
.client-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  gap: 15px;
  text-align: center;
  transition: all var(--transition-speed);
}
.client-logo i {
  font-size: 2.5rem;
  color: var(--color-primary);
}
.client-logo span {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-main);
  padding: 0 10px;
}
.client-logo:hover {
  transform: translateY(-10px) scale(1.05);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--glass-shadow-hover);
  border: var(--glass-border-light);
}

/* --- Footer --- */
.glass-footer {
  margin-top: 50px;
  background: rgba(15, 23, 42, 0.95);
  color: white; padding: 60px 0 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass-footer {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
  }
}
.footer-col h4 { color: white; margin-bottom: 20px; }
.footer-bottom { text-align: center; margin-top: 30px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.85rem; color: #cbd5e1; }

/* --- Advanced Scroll Animations --- */

/* Base hidden state — all animation classes start invisible */
.slide-up {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 0.85s cubic-bezier(0.22, 1, 0.36, 1), transform 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}
.slide-left {
  opacity: 0;
  transform: translateX(-70px);
  transition: opacity 0.85s cubic-bezier(0.22, 1, 0.36, 1), transform 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}
.slide-right {
  opacity: 0;
  transform: translateX(70px);
  transition: opacity 0.85s cubic-bezier(0.22, 1, 0.36, 1), transform 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}
.fade-in {
  opacity: 0;
  transition: opacity 1s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Triggered state — added by Intersection Observer */
.slide-up.appear,
.slide-left.appear,
.slide-right.appear,
.fade-in.appear {
  opacity: 1;
  transform: translate(0, 0);
}

/* Stagger delays for cascading grid animations */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.22s; }
.stagger-3 { transition-delay: 0.34s; }
.stagger-4 { transition-delay: 0.46s; }
.stagger-5 { transition-delay: 0.58s; }

/* --- Responsive --- */
@media (max-width: 992px) {
  .hero-title { font-size: 2.4rem; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  /* Nav */
  .nav-links {
    display: none; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%;
    background: rgba(255,255,255,0.98);
    padding: 20px; gap: 10px; border-bottom: var(--glass-border);
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
  }
  @supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
    .nav-links {
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      background: rgba(255,255,255,0.97);
    }
  }
  .nav-links.active { display: flex; }
  .mobile-toggle { display: block; }
  /* Larger tap target for Android */
  .mobile-toggle { padding: 8px; }
  .nav-logo-img { height: 55px; }

  /* Sections */
  .section { padding: 60px 0; min-height: auto; }

  /* Hero */
  .hero { padding-top: 90px; min-height: 100vh; }
  .hero-container {
    grid-template-columns: 1fr !important;
    text-align: center;
    max-width: 100%;
    overflow: hidden;
  }
  .hero-content { padding: 20px 15px; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: center; gap: 12px; }
  .hero-image-wrapper { display: none !important; }

  /* About */
  .about-grid {
    grid-template-columns: 1fr !important;
  }
  .about-grid > div:last-child { display: none; } /* Hide about illustration on mobile */
  .about-grid > div > div[style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }

  /* Services */
  .services-grid { grid-template-columns: 1fr !important; }
  /* Services description image */
  .mx-auto[style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
  .mx-auto .hero-image-wrapper { display: none !important; }

  /* Clients */
  .clients-logo-grid { gap: 15px; }
  .client-logo { width: 120px; height: 120px; }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr !important; }

  /* Glass cards padding */
  .glass-card { padding: 25px 20px; }
  .p-4 { padding: 1.25rem !important; }

  /* Section header */
  .section-header { margin-bottom: 30px; }
  h2 { font-size: 1.8rem; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr !important; gap: 20px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.7rem; }
  .nav-logo-img { height: 48px; }
  .btn { padding: 10px 22px; font-size: 0.9rem; }
  .client-logo { width: 100px; height: 100px; }
  .client-logo img { max-width: 80px !important; max-height: 55px !important; }
}