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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background: var(--pure-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--light-sand); }
::-webkit-scrollbar-thumb { background: var(--gradient-primary); border-radius: var(--radius-full); }

/* Selection */
::selection { background: rgba(10, 92, 145,0.2); color: var(--deep-navy); }

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Typography */
.display-heading {
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.section-heading {
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.subheading {
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 600;
  line-height: 1.3;
}

.body-text {
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: var(--max-width-text);
}

.caption {
  font-size: clamp(13px, 1.2vw, 15px);
  font-weight: 500;
  color: var(--text-muted);
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition-fast);
}

.btn:hover::after { background: rgba(255,255,255,0.12); }

.btn-primary {
  background: var(--gradient-primary);
  color: var(--pure-white);
  box-shadow: 0 4px 20px rgba(10, 92, 145,0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(10, 92, 145,0.45);
}

.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: rgba(255,255,255,0.15);
  color: var(--pure-white);
  border: 1.5px solid rgba(255,255,255,0.4);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.25);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--ocean-blue);
  border: 2px solid var(--ocean-blue);
}

.btn-outline:hover {
  background: var(--ocean-blue);
  color: white;
  transform: translateY(-2px);
}

.btn-green {
  background: linear-gradient(135deg, #43C463, #1D5D2D);
  color: white;
  box-shadow: 0 4px 20px rgba(67, 196, 99,0.35);
}

.btn-green:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(67, 196, 99,0.45);
}

.btn-lg { padding: 18px 36px; font-size: 17px; }
.btn-sm { padding: 10px 20px; font-size: 13px; }

/* Section spacing */
.section { padding: var(--space-16) 0; }
.section-sm { padding: var(--space-10) 0; }
.section-lg { padding: calc(var(--space-16) * 1.5) 0; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(10, 92, 145,0.1), rgba(67, 196, 99,0.1));
  border: 1px solid rgba(10, 92, 145,0.2);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--ocean-blue);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.section-label:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 6px 20px rgba(10, 92, 145,0.15);
}

.section-label svg { transition: transform var(--transition-spring); }
.section-label:hover svg { transform: rotate(-12deg) scale(1.15); }

/* Cards */
.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

/* Divider */
.divider {
  width: 64px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  margin: var(--space-3) 0;
}

/* Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(32px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-32px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(32px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-16px); }
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

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

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-5deg); }
  75% { transform: rotate(5deg); }
}

/* Scroll animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Delay utilities */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

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

/* Focus styles */
:focus-visible {
  outline: 3px solid var(--ocean-blue);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Grid utilities */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .container { padding: 0 var(--space-3); }
  .section { padding: var(--space-10) 0; }
  .section-lg { padding: var(--space-12) 0; }
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.badge:hover { transform: translateY(-1px) scale(1.06); box-shadow: 0 4px 10px rgba(0,0,0,0.08); }

.badge-blue { background: rgba(10, 92, 145,0.1); color: var(--ocean-blue); }
.badge-green { background: rgba(67, 196, 99,0.1); color: var(--forest-green); }
.badge-sand { background: var(--light-sand); color: var(--text-secondary); }