/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: #ffffff !important;
  color: #333333 !important;
  font-family: var(--font-secondary);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  font-size: var(--fs-body);
  overflow-x: hidden;
  position: relative;
}

/* Animated Background Orbs for Glassmorphism Context */
body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  opacity: 0.4;
  animation: float 20s infinite ease-in-out alternate;
}

body::before {
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(229, 62, 62, 0.3) 0%, rgba(229, 62, 62, 0) 70%);
}

body::after {
  bottom: -10%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(49, 130, 206, 0.2) 0%, rgba(49, 130, 206, 0) 70%);
  animation-delay: -10s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(5%, 10%) scale(1.1); }
  100% { transform: translate(-5%, -10%) scale(0.9); }
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p {
  margin-bottom: var(--spacing-sm);
}

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

a:hover {
  color: var(--color-accent-dark);
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-gradient {
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
  will-change: opacity, transform;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Specific entrance modifiers */
.fade-in-up { transform: translateY(40px); }
.fade-in-down { transform: translateY(-40px); }
.fade-in-left { transform: translateX(-40px); }
.fade-in-right { transform: translateX(40px); }

.bounce-in { transform: scale(0.9); transition-timing-function: var(--ease-spring); }
.animate-on-scroll.is-visible.bounce-in { transform: scale(1); }

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: rgba(229, 62, 62, 0.4);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(229, 62, 62, 0.8);
}

/* Floating WhatsApp Action Button */
.whatsapp-floating-btn {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 58px;
  height: 58px;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4), 0 2px 6px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  z-index: 9999;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  animation: whatsapp-pulse 3s infinite;
}

.whatsapp-floating-btn:hover {
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.55), 0 4px 10px rgba(0, 0, 0, 0.2);
}

.whatsapp-floating-btn:active {
  transform: scale(0.95);
}

.whatsapp-floating-btn svg {
  width: 32px;
  height: 32px;
  fill: #ffffff;
  display: block;
  transition: transform 0.3s ease;
}

.whatsapp-floating-btn:hover svg {
  transform: scale(1.1);
}

/* Tooltip on hover for desktop */
.whatsapp-tooltip {
  position: absolute;
  right: 70px;
  background: rgba(26, 32, 44, 0.92);
  color: #ffffff;
  padding: 6px 14px;
  border-radius: 20px;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all 0.25s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -5px;
  transform: translateY(-50%);
  border-width: 5px 0 5px 6px;
  border-style: solid;
  border-color: transparent transparent transparent rgba(26, 32, 44, 0.92);
}

.whatsapp-floating-btn:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

@keyframes whatsapp-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5), 0 8px 24px rgba(37, 211, 102, 0.4);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0), 0 8px 24px rgba(37, 211, 102, 0.4);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0), 0 8px 24px rgba(37, 211, 102, 0.4);
  }
}

@media (max-width: 768px) {
  .whatsapp-floating-btn {
    bottom: 20px;
    right: 20px;
    width: 54px;
    height: 54px;
  }
  .whatsapp-floating-btn svg {
    width: 28px;
    height: 28px;
  }
  .whatsapp-tooltip {
    display: none;
  }
}