/* Premium Mobile Experience - Award-winning UX Design */
/* Mobile-first design system with sophisticated interactions */

/* ===== Core Design System ===== */
:root {
  /* Refined Color Palette */
  --primary: #3A6351;
  --primary-light: rgba(58, 99, 81, 0.1);
  --accent: #65B891;
  --accent-light: rgba(101, 184, 145, 0.15);
  --warm: #E8A87C;
  --warm-light: rgba(232, 168, 124, 0.15);
  --light: #F8F6F0;
  --dark: #2C3E50;
  --gray: #6c757d;
  --gray-light: #e9ecef;
  
  /* Typography */
  --font-primary: 'Poppins', sans-serif;
  --font-secondary: 'Playfair Display', serif;
  
  /* Spacing System */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-xxl: 3rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;
  
  /* Animation */
  --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ===== Enhanced Mobile Header ===== */
@media (max-width: 991px) {
  /* Immersive Header Layout - Enhanced for Mobile */
  #header {
    position: fixed;
    width: 100%;
    background-color: rgba(248, 246, 240, 0.95);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    height: 64px;
    display: flex;
    align-items: center;
  }
  
  .header-content {
    padding: 0;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center; /* Center on mobile */
    position: relative;
  }
  
  .logo {
    text-align: center;
    margin: 0 auto; /* Ensure centering */
    width: 100%;
    display: flex;
    justify-content: center;
  }
  
  .logo img {
    height: 50px; /* Slightly bigger logo */
    transition: var(--transition-smooth);
  }
  
  /* Hide main nav on mobile */
  #main-nav {
    display: none;
  }
  
  /* Only show nav on desktop */
  @media (min-width: 992px) {
    .header-content {
      justify-content: space-between;
    }
    
    #main-nav {
      display: flex;
    }
  }
  
  /* Mobile Navigation Completely Removed */
  .mobile-nav-toggle,
  .hamburger-icon, 
  .hamburger-icon::before, 
  .hamburger-icon::after {
    display: none !important; /* Force hide all menu elements */
  }
  
  /* Hide all navigation on mobile */
  .header-contact {
    display: none !important;
  }
  }
  
  /* Immersive Fullscreen Navigation */
  #main-nav.mobile-active {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    z-index: 1001;
    padding: 5rem 2rem 2rem;
    overflow-y: auto;
    opacity: 0;
    transition: opacity var(--transition-smooth);
  }
  
  #main-nav.active {
    display: block;
    opacity: 1;
    animation: fadeIn 0.4s var(--transition-smooth) forwards;
  }
  
  #main-nav ul {
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 2rem;
  }
  
  #main-nav ul li {
    margin: 0;
    width: 100%;
    transform: translateY(20px);
    opacity: 0;
    animation: slideUpFade 0.5s forwards;
    animation-delay: calc(0.1s * var(--item-index, 0));
  }
  
  #main-nav ul li a {
    display: flex;
    align-items: center;
    padding: 1.2rem;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--primary);
    text-align: left;
    border-radius: var(--radius-lg);
    transition: all var(--transition-smooth);
  }
  
  #main-nav ul li a::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent);
    margin-right: 1rem;
    transform: scale(0);
    transition: transform var(--transition-bounce);
  }
  
  #main-nav ul li a:hover::before,
  #main-nav ul li a:active::before {
    transform: scale(1);
  }
  
  #main-nav ul li a:hover,
  #main-nav ul li a:active {
    background-color: var(--primary-light);
    transform: translateX(8px);
    padding-left: 1.5rem;
  }
}

/* ===== Hero Section Enhancement ===== */
@media (max-width: 991px) {
  #hero {
    height: 100vh;
    display: flex;
    align-items: center;
  }
  
  .hero-slide {
    background-position: 70% center;
  }
  
  .hero-content {
    text-align: left;
    padding: 0 var(--space-md);
    max-width: 100%;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    font-weight: 700;
    font-family: var(--font-secondary);
  }
  
  .hero-content h2 {
    font-size: 1.1rem;
    margin-bottom: var(--space-xl);
    font-weight: 400;
    opacity: 0.9;
  }
  
  .hero-cta {
    justify-content: flex-start;
  }
  
  .btn-cta {
    padding: 1em 2em;
    border-radius: var(--radius-pill);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transform-origin: center;
    transition: transform var(--transition-bounce), 
                box-shadow var(--transition-smooth),
                background-color var(--transition-smooth);
  }
  
  .btn-cta:active {
    transform: scale(0.95);
  }
  
  .btn-primary {
    background-color: var(--accent);
    box-shadow: 0 10px 20px rgba(101, 184, 145, 0.3);
  }
  
  .btn-primary:hover {
    background-color: var(--primary);
    box-shadow: 0 10px 25px rgba(58, 99, 81, 0.4);
  }
}

/* ===== Quick Info Cards Enhancement ===== */
@media (max-width: 991px) {
  #quick-info {
    margin-top: -50px;
  }
  
  .info-card {
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
    padding: var(--space-lg);
    transition: transform var(--transition-bounce), 
                box-shadow var(--transition-smooth);
    overflow: hidden;
    position: relative;
  }
  
  .info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light) 0%, rgba(255,255,255,0) 80%);
    opacity: 0;
    transition: opacity var(--transition-smooth);
    z-index: 0;
  }
  
  .info-card:active {
    transform: scale(0.98);
  }
  
  .info-card:active::before {
    opacity: 1;
  }
  
  .info-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-lg);
    z-index: 1;
  }
  
  .info-icon i {
    color: var(--accent);
    font-size: 1.5rem;
  }
  
  .info-content {
    z-index: 1;
  }
  
  .info-content h3 {
    font-size: 1.2rem;
    margin-bottom: var(--space-xs);
    color: var(--primary);
  }
  
  .info-content p {
    margin-bottom: var(--space-xs);
    color: var(--gray);
  }
}

/* ===== Services Section Enhancement ===== */
@media (max-width: 991px) {
  .services-tabs {
    overflow: hidden;
  }
  
  .service-nav {
    display: flex;
    overflow-x: auto;
    /* Using modern approach instead of deprecated properties */
    overflow: auto;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
  }
  
  .service-nav::-webkit-scrollbar {
    display: none;
  }
  
  .service-tab {
    flex: 0 0 auto;
    padding: var(--space-md) var(--space-lg);
    background-color: transparent;
    border: none;
    border-radius: var(--radius-pill);
    font-weight: 500;
    color: var(--gray);
    transition: all var(--transition-smooth);
    position: relative;
    white-space: nowrap;
  }
  
  .service-tab::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 3px;
    background-color: var(--accent);
    transform: translateX(-50%);
    transition: width var(--transition-smooth);
    border-radius: var(--radius-pill);
  }
  
  .service-tab.active {
    color: var(--primary);
    background-color: var(--primary-light);
  }
  
  .service-tab.active::after {
    width: 30px;
  }
  
  .service-panel {
    display: none;
    animation: fadeIn var(--transition-smooth);
  }
  
  .service-panel.active {
    display: block;
  }
  
  .panel-header {
    margin-bottom: var(--space-lg);
  }
  
  .feature-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .feature-item {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-bounce), 
                box-shadow var(--transition-smooth);
    display: flex;
    align-items: flex-start;
  }
  
  .feature-item:active {
    transform: scale(0.98);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  }
  
  .feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
    flex-shrink: 0;
  }
  
  .feature-icon i {
    color: var(--accent);
    font-size: 1.2rem;
  }
  
  .feature-content h4 {
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
    color: var(--primary);
  }
  
  .feature-content p {
    font-size: 0.9rem;
    color: var(--gray);
    margin: 0;
  }
}

/* ===== WhatsApp Float Enhancement ===== */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #25D366;
  color: white;
  border-radius: var(--radius-pill);
  padding: 12px 20px;
  font-weight: 600;
  box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  z-index: 100;
  transition: transform var(--transition-bounce), 
              box-shadow var(--transition-smooth);
  -webkit-tap-highlight-color: transparent;
}

.whatsapp-float:active {
  transform: scale(0.95);
  box-shadow: 0 5px 15px rgba(37, 211, 102, 0.4);
}

.whatsapp-float i {
  font-size: 1.2rem;
}

/* ===== Back to Top Enhancement ===== */
#back-to-top {
  position: fixed;
  bottom: 20px;
  left: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--primary);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-smooth),
              transform var(--transition-smooth),
              background-color var(--transition-smooth);
  box-shadow: 0 5px 15px rgba(58, 99, 81, 0.3);
  z-index: 99;
  -webkit-tap-highlight-color: transparent;
}

#back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

#back-to-top:active {
  transform: scale(0.95);
  background-color: var(--accent);
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

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