/* --- Enhanced SIA Style with Modern Upgrades --- */

/* CSS Variables for Dynamic Theming */
:root {
  --bg: #233dff;
  --ink: #ffffff;
  --inkDim: rgba(255,255,255,.85);
  --glass-bg: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.15);
  --glass-hover: rgba(255,255,255,0.12);
  --shadow-soft: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-medium: 0 12px 40px rgba(0,0,0,0.18);
  --shadow-strong: 0 20px 60px rgba(0,0,0,0.25);
  --blur-light: blur(10px);
  --blur-medium: blur(15px);
  --blur-strong: blur(25px);
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Reset & Base with Smooth Scrolling */
* { 
  box-sizing: border-box;
}

html, body { 
  height: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Montserrat', ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  overflow: hidden;
  height: calc(var(--vh, 1vh) * 100);
  min-height: 100svh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Enhanced Canvas with Subtle Animation */
#odds-canvas { 
  position: fixed; 
  left: 0; 
  top: 0; 
  width: 100%; 
  height: 100%; 
  display: block; 
  z-index: 0;
  animation: subtleFloat 20s ease-in-out infinite;
}

@keyframes subtleFloat {
  0%, 100% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(-10px) scale(1.01); }
}

/* Enhanced Scrim with Dynamic Gradient */
.scrim { 
  position: fixed; 
  inset: 0; 
  z-index: 1; 
  background: radial-gradient(60% 60% at 50% 40%, rgba(0,0,0,0.15), rgba(0,0,0,0.4));
  pointer-events: none;
  animation: breathe 8s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

/* Professional Navigation with Glassmorphism */
.nav { 
  position: fixed; 
  top: 0; 
  left: 0; 
  right: 0; 
  z-index: 3; 
  display: flex; 
  align-items: center; 
  justify-content: flex-start; 
  padding: 12px 20px; 
  background: rgba(0,0,0,0.15); 
  backdrop-filter: var(--blur-medium); 
  border-bottom: 1px solid rgba(255,255,255,0.1);
  box-shadow: var(--shadow-soft);
  transition: var(--transition-smooth);
}

.nav:hover {
  background: rgba(0,0,0,0.2);
  border-bottom-color: rgba(255,255,255,0.15);
}

/* Enhanced Brand with Subtle Animation */
.brand { 
  display: flex; 
  align-items: center; 
  gap: 12px; 
  text-decoration: none; 
  color: #fff; 
  font-weight: 700; 
  letter-spacing: 0.02em;
  transition: var(--transition-smooth);
  padding: 8px 12px;
  border-radius: 10px;
}

.brand:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.brand-mark { 
  width: 32px; 
  height: 32px; 
  object-fit: contain; 
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.4));
  transition: var(--transition-bounce);
}

.brand:hover .brand-mark {
  transform: scale(1.05) rotate(2deg);
}

/* Professional Navigation Links */
.links { 
  position: absolute; 
  left: 50%; 
  transform: translateX(-50%); 
  display: flex; 
  align-items: center; 
  gap: 8px;
}

.links a { 
  position: relative; 
  color: var(--inkDim); 
  text-decoration: none; 
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 8px;
  transition: var(--transition-smooth);
  letter-spacing: 0.3px;
}

.links a:hover {
  color: var(--ink);
  background: rgba(255,255,255,0.1);
  transform: translateY(-1px);
}

.links a.active { 
  color: var(--ink);
  background: rgba(255,255,255,0.15);
  box-shadow: var(--shadow-soft);
}

.links a::after { 
  content: ""; 
  position: absolute; 
  left: 50%; 
  right: 50%; 
  bottom: 4px; 
  height: 2px; 
  background: linear-gradient(90deg, transparent, #fff, transparent);
  border-radius: 1px;
  transform: translateX(-50%);
  transition: var(--transition-smooth);
  opacity: 0;
}

.links a:hover::after, 
.links a.active::after { 
  left: 10%;
  right: 10%;
  opacity: 1;
}

/* ENHANCED MOBILE MENU BUTTON */
.mobile-menu-btn {
  display: none !important;
  position: absolute;
  right: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: white;
  font-size: 18px;
  padding: 14px 16px;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-bounce);
  backdrop-filter: var(--blur-light);
  min-width: 48px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
  font-weight: 600;
}

.mobile-menu-btn:hover {
  background: var(--glass-hover);
  border-color: rgba(255,255,255,0.25);
  transform: translateY(-2px) scale(1.05);
  box-shadow: var(--shadow-medium);
}

.mobile-menu-btn:active {
  transform: translateY(0) scale(0.98);
  box-shadow: var(--shadow-soft);
}

.mobile-menu-btn.open {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.3);
  transform: rotate(90deg);
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex !important;
    right: 16px;
  }
  
  @media (max-width: 480px) {
    .mobile-menu-btn {
      padding: 16px 18px;
      font-size: 20px;
      min-width: 52px;
      min-height: 52px;
    }
  }
}

/* Enhanced Center Layout */
.center { 
  position: relative; 
  z-index: 2; 
  min-height: calc(var(--vh, 1vh) * 100); 
  padding: 120px 24px 80px; 
  display: grid; 
  gap: 32px; 
  place-content: center; 
  text-align: center;
}

/* Premium Card Design with Glassmorphism */
.card { 
  background: linear-gradient(135deg, var(--glass-bg), rgba(255,255,255,0.04));
  border: 1px solid var(--glass-border);
  border-radius: 20px; 
  padding: 24px; 
  backdrop-filter: var(--blur-medium);
  text-align: left; 
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  opacity: 0;
  transition: var(--transition-smooth);
}

.card:hover::before {
  opacity: 1;
}

.card:hover,
.hover-raise:hover { 
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-strong);
  border-color: rgba(255,255,255,0.25);
  background: linear-gradient(135deg, rgba(255,255,255,0.12), rgba(255,255,255,0.06));
}

/* Enhanced Grid Layouts */
.grid.two-col { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(320px, 560px)); 
  gap: 24px; 
  justify-content: center;
}

/* Logo with Breathing Animation */
.logo { 
  width: min(520px, 60vw); 
  height: auto; 
  filter: drop-shadow(0 16px 32px rgba(0,0,0,0.4)); 
  margin: 8px auto 16px; 
  will-change: transform; 
  transition: var(--transition-smooth);
  animation: logoBreath 6s ease-in-out infinite;
}

@keyframes logoBreath {
  0%, 100% { 
    transform: scale(1); 
    filter: drop-shadow(0 16px 32px rgba(0,0,0,0.4));
  }
  50% { 
    transform: scale(1.02); 
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
  }
}

.logo:hover {
  transform: scale(1.05);
  filter: drop-shadow(0 24px 48px rgba(0,0,0,0.6));
}

/* Enhanced Typography */
.headline { 
  font-weight: 700; 
  font-size: clamp(32px, 5.5vw, 52px); 
  letter-spacing: -0.01em; 
  margin: 12px 0;
  background: linear-gradient(135deg, #ffffff, rgba(255,255,255,0.8));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.tagline { 
  font-size: clamp(18px, 2.8vw, 24px); 
  font-weight: 500; 
  opacity: 0.95; 
  margin: 0 0 16px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

/* Enhanced Pillar Layout */
.pillars { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(300px, 360px)); 
  gap: 24px; 
  justify-content: center;
}

.pillars .card { 
  text-align: left;
  transition: var(--transition-bounce);
}

.pillars .card:hover {
  transform: translateY(-12px) rotate(1deg);
}

/* Professional Metrics Display */
.metrics { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(200px, 240px)); 
  gap: 20px; 
  justify-content: center;
}

.metric { 
  background: linear-gradient(135deg, rgba(0,0,0,0.25), rgba(0,0,0,0.15)); 
  border-radius: 16px; 
  padding: 20px; 
  border: 1px solid rgba(255,255,255,0.15);
  backdrop-filter: var(--blur-light);
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-soft);
}

.metric:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.25);
  box-shadow: var(--shadow-medium);
}

.kpi { 
  display: block; 
  font-weight: 700; 
  font-size: 32px;
  background: linear-gradient(135deg, #ffffff, rgba(255,255,255,0.7));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.label { 
  display: block; 
  opacity: 0.9; 
  font-size: 14px; 
  margin-top: 6px;
  font-weight: 500;
}

.quote { 
  max-width: 900px; 
  margin: 0 auto; 
  text-align: center;
  position: relative;
  padding: 24px;
}

/* Premium Button Design */
.btn { 
  display: inline-block; 
  padding: 16px 32px; 
  border-radius: 50px;
  background: linear-gradient(135deg, #ffffff, rgba(255,255,255,0.9));
  color: #0d1b7e; 
  text-decoration: none; 
  font-weight: 700; 
  letter-spacing: 0.02em; 
  transition: var(--transition-bounce);
  box-shadow: var(--shadow-medium);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  transition: left 0.5s;
}

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

.btn:hover { 
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-strong);
  background: linear-gradient(135deg, #ffffff, #f0f0f0);
}

.btn:active { 
  transform: translateY(-1px) scale(1.02);
  box-shadow: var(--shadow-medium);
}

.cta-row { 
  display: flex; 
  gap: 16px; 
  justify-content: center;
  flex-wrap: wrap;
}

/* Enhanced Form Styling */
.form label { 
  display: block; 
  text-align: left; 
  font-weight: 600; 
  margin-bottom: 10px;
  color: rgba(255,255,255,0.95);
}

.form input, 
.form textarea { 
  width: 100%; 
  padding: 14px 18px; 
  border-radius: 12px; 
  border: 1px solid rgba(255,255,255,0.2); 
  background: rgba(255,255,255,0.08); 
  color: #fff; 
  outline: none;
  backdrop-filter: var(--blur-light);
  transition: var(--transition-smooth);
  font-family: inherit;
}

.form input:focus, 
.form textarea:focus { 
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.12);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.1);
  transform: translateY(-1px);
}

.form button { 
  margin-top: 12px;
}

.form-note { 
  font-size: 13px; 
  opacity: 0.85; 
  margin-top: 10px;
}

/* Enhanced Footer */
.footer { 
  position: fixed; 
  left: 0; 
  right: 0; 
  bottom: 0; 
  z-index: 2; 
  display: flex; 
  justify-content: center; 
  padding: 12px 16px; 
  font-size: 12px; 
  opacity: 0.7; 
  pointer-events: none;
  background: rgba(0,0,0,0.1);
  backdrop-filter: var(--blur-light);
  border-top: 1px solid rgba(255,255,255,0.05);
}

/* Responsive Enhancements */
@media (max-width: 768px) {
  .center {
    padding: 100px 16px 60px;
    gap: 24px;
  }
  
  .card {
    padding: 20px;
    border-radius: 16px;
  }
  
  .btn {
    padding: 14px 28px;
    font-size: 14px;
  }
  
  .cta-row {
    flex-direction: column;
    align-items: center;
  }
  
  .metrics {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
  }
  
  .pillars {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

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

/* Enhanced Focus States for Accessibility */
*:focus-visible {
  outline: 2px solid rgba(255,255,255,0.6);
  outline-offset: 2px;
  border-radius: 4px;
}