/* ==========================================================
   WATFIX PGM — PURE GLASS MEDIA DESIGN SYSTEM
   Brand Palette:
   Navy: #272A87 | Water Blue: #087EC1 | Aqua/Cyan: #12B9D3
   Light Aqua: #8DE7EF | Soft Ice: #F5FBFD | Dark: #101827
   ========================================================== */

/* Custom CSS Variables */
:root {
  --color-navy: #272A87;
  --color-navy-dark: #1A1C5A;
  --color-navy-deep: #0D1038;
  --color-water-blue: #087EC1;
  --color-water-blue-light: #209CEE;
  --color-cyan: #12B9D3;
  --color-cyan-bright: #8DE7EF;
  --color-ice: #F5FBFD;
  --color-dark: #101827;
  --color-white: #FFFFFF;
  --color-accent-red: #E53E3E;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'DM Sans', sans-serif;
  --font-mono: 'Space Grotesk', monospace, sans-serif;

  /* Shadows & Glassmorphism */
  --shadow-glass: 0 10px 30px 0 rgba(39, 42, 135, 0.08), 0 1px 3px 0 rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 25px rgba(18, 185, 211, 0.35);
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(255, 255, 255, 0.6);
}

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

html {
  font-family: var(--font-sans);
  color: var(--color-dark);
  background-color: var(--color-ice);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--color-ice);
}

/* Typography Helpers */
.font-sans { font-family: var(--font-sans); }
.font-display { font-family: var(--font-display); }
.font-mono { font-family: var(--font-mono); }

/* Color utility mapping */
.bg-navy { background-color: var(--color-navy); }
.bg-navy-dark { background-color: var(--color-navy-dark); }
.bg-water-blue { background-color: var(--color-water-blue); }
.bg-cyan { background-color: var(--color-cyan); }
.bg-cyan-bright { background-color: var(--color-cyan-bright); }
.bg-ice { background-color: var(--color-ice); }
.bg-dark { background-color: var(--color-dark); }

.text-navy { color: var(--color-navy); }
.text-water-blue { color: var(--color-water-blue); }
.text-cyan { color: var(--color-cyan); }
.text-cyan-bright { color: var(--color-cyan-bright); }
.text-dark { color: var(--color-dark); }

/* ==========================================================
   ANIMATED MULTI-LAYER GRADIENT BACKGROUND SYSTEM
   ========================================================== */
.gradient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.65;
  will-change: transform;
}

.blob-1 {
  top: -10%;
  left: -5%;
  width: 65vw;
  height: 65vw;
  background: radial-gradient(circle, rgba(18, 185, 211, 0.28) 0%, rgba(8, 126, 193, 0.15) 50%, transparent 70%);
  animation: floatBlob1 22s ease-in-out infinite alternate;
}

.blob-2 {
  top: 30%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(39, 42, 135, 0.22) 0%, rgba(141, 231, 239, 0.18) 50%, transparent 70%);
  animation: floatBlob2 25s ease-in-out infinite alternate;
}

.blob-3 {
  bottom: 10%;
  left: 15%;
  width: 55vw;
  height: 55vw;
  background: radial-gradient(circle, rgba(8, 126, 193, 0.20) 0%, rgba(18, 185, 211, 0.12) 50%, transparent 70%);
  animation: floatBlob3 20s ease-in-out infinite alternate;
}

.blob-4 {
  top: 75%;
  right: 5%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(39, 42, 135, 0.25) 0%, transparent 70%);
  animation: floatBlob1 24s ease-in-out infinite alternate-reverse;
}

@keyframes floatBlob1 {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(5vw, 6vh) scale(1.1) rotate(45deg); }
  100% { transform: translate(-3vw, 10vh) scale(0.95) rotate(90deg); }
}

@keyframes floatBlob2 {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(-6vw, -4vh) scale(1.08) rotate(-35deg); }
  100% { transform: translate(4vw, 5vh) scale(0.92) rotate(-70deg); }
}

@keyframes floatBlob3 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(4vw, -8vh) scale(1.15); }
  100% { transform: translate(-5vw, -3vh) scale(0.9); }
}

/* Subtle Caustics & Noise Grain */
.caustics-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(1.5px 1.5px at 20px 30px, rgba(18, 185, 211, 0.25), transparent),
    radial-gradient(1.5px 1.5px at 70px 80px, rgba(8, 126, 193, 0.2), transparent);
  background-size: 120px 120px;
  opacity: 0.4;
}

.subtle-grain {
  position: absolute;
  inset: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Hero Aurora Wave */
.hero-aurora-bg {
  background: 
    radial-gradient(circle at 15% 20%, rgba(0, 190, 230, 0.20), transparent 45%),
    radial-gradient(circle at 80% 15%, rgba(39, 42, 135, 0.25), transparent 48%),
    radial-gradient(circle at 65% 80%, rgba(0, 210, 220, 0.15), transparent 45%);
}

/* ==========================================================
   GRADIENT TEXT & HIGHLIGHTS
   ========================================================== */
.gradient-text {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-water-blue) 60%, var(--color-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-animated {
  background: linear-gradient(135deg, #087EC1, #12B9D3, #272A87, #8DE7EF);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ==========================================================
   FLOATING GLASS NAVIGATION
   ========================================================== */
.nav-glass {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 30px -10px rgba(39, 42, 135, 0.12), 0 1px 3px rgba(0,0,0,0.04);
}

.header-scrolled .nav-glass {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 12px 35px -8px rgba(39, 42, 135, 0.18), 0 2px 6px rgba(0,0,0,0.06);
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

/* ==========================================================
   BENTO GRID & CARD STYLES
   ========================================================== */
.bento-card {
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid rgba(255, 255, 255, 0.8);
  position: relative;
}

.bento-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -15px rgba(8, 126, 193, 0.2), 0 0 25px rgba(18, 185, 211, 0.15);
  border-color: rgba(18, 185, 211, 0.4);
}

.feature-card {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-card:hover {
  border-color: rgba(18, 185, 211, 0.5);
  box-shadow: 0 20px 35px -10px rgba(39, 42, 135, 0.12);
}

/* Application Tags */
.tag-pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  background-color: rgba(8, 126, 193, 0.08);
  color: var(--color-navy);
  border: 1px solid rgba(8, 126, 193, 0.18);
  transition: all 0.2s ease;
}

.tag-pill:hover {
  background-color: rgba(18, 185, 211, 0.15);
  border-color: var(--color-cyan);
}

/* Grain Patterns for Media Layers */
.grain-pattern {
  opacity: 0.3;
  mix-blend-mode: multiply;
}

.grain-fine {
  background-image: radial-gradient(#087EC1 1px, transparent 1px);
  background-size: 4px 4px;
}

.grain-medium {
  background-image: radial-gradient(#272A87 1.8px, transparent 1.8px);
  background-size: 8px 8px;
}

.grain-coarse {
  background-image: radial-gradient(#1A1C5A 2.5px, transparent 2.5px);
  background-size: 14px 14px;
}

/* Active Layer Card Highlight */
.layer-card-active {
  border-color: var(--color-cyan) !important;
  background: white !important;
  box-shadow: 0 25px 50px -12px rgba(8, 126, 193, 0.25) !important;
  transform: translateY(-4px);
}

/* ==========================================================
   MARQUEE ANIMATION
   ========================================================== */
.marquee-track {
  display: flex;
  overflow: hidden;
  user-select: none;
}

.marquee-content {
  display: flex;
  flex-shrink: 0;
  animation: marqueeScroll 28s linear infinite;
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}

.marquee-track:hover .marquee-content {
  animation-play-state: paused;
}

/* ==========================================================
   INTERACTIVE PARTICLES & VESSEL VISUALS
   ========================================================= */
.animate-pulse-slow {
  animation: pulseSlow 6s ease-in-out infinite;
}

@keyframes pulseSlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.08); }
}

.water-stream {
  background: linear-gradient(180deg, rgba(141, 231, 239, 0.6) 0%, rgba(8, 126, 193, 0.3) 100%);
  animation: streamFlow 2s ease-in-out infinite alternate;
}

@keyframes streamFlow {
  0% { transform: translateY(-5px); }
  100% { transform: translateY(5px); }
}

/* ==========================================================
   MODAL DIALOG STYLING
   ========================================================== */
#enquiry-modal.active {
  opacity: 1;
  pointer-events: auto;
}

#enquiry-modal.active .modal-card {
  transform: scale(1);
}

/* ==========================================================
   ANIMATION & REVEAL UTILITIES
   ========================================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  filter: blur(6px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), filter 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform, filter;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* Stagger delays */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Brand Logo & Media Utilities */
.brand-logo-img {
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease;
}

.brand-logo-img:hover {
  filter: drop-shadow(0 0 12px rgba(18, 185, 211, 0.6));
}

.logo-glass-badge {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 4px 20px -2px rgba(8, 126, 193, 0.15);
}

.logo-glass-badge:hover {
  box-shadow: 0 8px 25px -2px rgba(18, 185, 211, 0.35);
  border-color: rgba(18, 185, 211, 0.5);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================
   VIDEO GALLERY & THEATER SYSTEM
   ========================================================== */
.video-theater-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 25px 50px -12px rgba(39, 42, 135, 0.15), 0 0 30px rgba(18, 185, 211, 0.1);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.video-theater-screen {
  position: relative;
  background: #090B1E;
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.6), 0 10px 30px rgba(0, 0, 0, 0.3);
}

.video-thumb-card {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  background: rgba(255, 255, 255, 0.85);
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.video-thumb-card:hover {
  transform: translateY(-4px) scale(1.01);
  border-color: rgba(18, 185, 211, 0.5);
  box-shadow: 0 16px 32px -8px rgba(8, 126, 193, 0.2), 0 0 20px rgba(18, 185, 211, 0.15);
  background: rgba(255, 255, 255, 0.98);
}

.video-thumb-card.active {
  border-color: var(--color-cyan) !important;
  background: #FFFFFF !important;
  box-shadow: 0 20px 40px -10px rgba(8, 126, 193, 0.25), 0 0 25px rgba(18, 185, 211, 0.35) !important;
  transform: translateY(-2px);
}

.video-thumb-card.active .video-play-indicator {
  background: var(--color-cyan);
  color: var(--color-navy);
  transform: scale(1.1);
}

/* Equalizer Bars Animation */
.equalizer-container {
  display: flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 14px;
}

.equalizer-bar {
  width: 3px;
  background: var(--color-cyan);
  border-radius: 2px;
  animation: equalizerBounce 1.2s ease-in-out infinite alternate;
}

.equalizer-bar:nth-child(1) { height: 6px; animation-delay: 0.1s; }
.equalizer-bar:nth-child(2) { height: 14px; animation-delay: 0.3s; }
.equalizer-bar:nth-child(3) { height: 9px; animation-delay: 0.2s; }
.equalizer-bar:nth-child(4) { height: 12px; animation-delay: 0.4s; }

@keyframes equalizerBounce {
  0% { height: 3px; }
  50% { height: 14px; }
  100% { height: 6px; }
}

/* Custom Video Controls Bar */
.video-controls-overlay {
  background: linear-gradient(0deg, rgba(13, 16, 56, 0.92) 0%, rgba(13, 16, 56, 0.6) 60%, transparent 100%);
  transition: opacity 0.3s ease;
}

.video-scrubber {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.25);
  outline: none;
  cursor: pointer;
  transition: height 0.2s ease;
}

.video-scrubber:hover {
  height: 6px;
}

.video-scrubber::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 10px rgba(18, 185, 211, 0.8);
  cursor: pointer;
  transition: transform 0.15s ease;
}

.video-scrubber::-webkit-slider-thumb:hover {
  transform: scale(1.35);
}

/* Big Center Play Button Overlay */
.big-play-btn {
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 35px rgba(18, 185, 211, 0.5), 0 10px 25px rgba(0, 0, 0, 0.4);
}

.big-play-btn:hover {
  transform: scale(1.12);
  box-shadow: 0 0 50px rgba(18, 185, 211, 0.8), 0 15px 35px rgba(0, 0, 0, 0.5);
}

/* Fullscreen Cinema Lightbox Modal */
#cinema-modal {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

#cinema-modal.active {
  opacity: 1;
  pointer-events: auto;
}

#cinema-modal.active .cinema-modal-content {
  transform: scale(1);
}

.cinema-modal-content {
  transform: scale(0.95);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================
   MOBILE & VIEWPORT RESPONSIVE OPTIMIZATIONS
   ========================================================== */
/* Utility to hide scrollbars while allowing smooth scrolling */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* Fluid Text Balance & Break */
h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  word-break: break-word;
  overflow-wrap: break-word;
}

p, span, li, a {
  overflow-wrap: break-word;
}

/* Ensure Minimum Touch Target on Mobile */
@media (max-width: 640px) {
  .btn-primary, .btn-secondary, .mobile-nav-link {
    min-height: 44px;
  }

  .stat-chip {
    padding: 0.75rem !important;
  }

  /* Compact section spacing on small mobile */
  section {
    padding-top: 4rem !important;
    padding-bottom: 4rem !important;
  }

  #hero {
    padding-top: 7rem !important;
    padding-bottom: 3rem !important;
  }

  /* Responsive vessel diagram max width */
  .vessel-schematic-wrap {
    max-width: 100% !important;
  }
}

/* iOS Safe Areas */
@supports (padding: max(0px)) {
  body {
    padding-left: min(0vmin, env(safe-area-inset-left));
    padding-right: min(0vmin, env(safe-area-inset-right));
  }
}

/* ==========================================================
   FLOATING WHATSAPP & DIRECT CALL WIDGET
   ========================================================== */
.floating-contact-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 45;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  pointer-events: none;
}

.floating-contact-container > * {
  pointer-events: auto;
}

.floating-wa-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px 12px 14px;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #ffffff !important;
  border-radius: 9999px;
  box-shadow: 0 10px 25px -5px rgba(37, 211, 102, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

.floating-wa-btn:hover {
  transform: scale(1.06) translateY(-2px);
  box-shadow: 0 15px 30px -5px rgba(37, 211, 102, 0.7), 0 10px 15px -5px rgba(0, 0, 0, 0.15);
  color: #ffffff !important;
}

.floating-wa-btn:active {
  transform: scale(0.96);
}

.floating-wa-icon-wrap {
  position: relative;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  color: #25D366;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.floating-call-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: #272A87;
  color: #ffffff !important;
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(39, 42, 135, 0.35);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

.floating-call-btn:hover {
  transform: scale(1.1) translateY(-2px);
  background: #087EC1;
  box-shadow: 0 12px 25px rgba(8, 126, 193, 0.5);
  color: #ffffff !important;
}

.wa-pulse-ring {
  position: absolute;
  inset: -4px;
  border-radius: 9999px;
  border: 2px solid #25D366;
  animation: waPulse 2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
  pointer-events: none;
}

@keyframes waPulse {
  0% {
    transform: scale(0.95);
    opacity: 0.9;
  }
  70% {
    transform: scale(1.25);
    opacity: 0;
  }
  100% {
    transform: scale(1.25);
    opacity: 0;
  }
}

@media (max-width: 640px) {
  .floating-contact-container {
    bottom: 18px;
    right: 18px;
    gap: 8px;
  }
  .floating-wa-btn {
    padding: 10px 16px 10px 12px;
    font-size: 13px;
  }
  .floating-wa-icon-wrap {
    width: 28px;
    height: 28px;
  }
}