@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@500;600;700;800&display=swap');
@import url('variables.css');

/* Universal Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-muted);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-main);
  line-height: 1.25;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.25rem, 4vw + 1rem, 3.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.85rem, 3vw + 0.5rem, 2.65rem);
  letter-spacing: -0.015em;
}

h3 {
  font-size: clamp(1.25rem, 1.5vw + 0.5rem, 1.5rem);
}

p {
  font-size: 1.05rem;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font: inherit;
  outline: none;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-xl);
  padding-right: var(--space-xl);
}

.section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto var(--space-2xl) auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid rgba(42, 147, 206, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  box-shadow: 0 4px 14px rgba(42, 147, 206, 0.35);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 6px 20px rgba(42, 147, 206, 0.45);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-border);
  background-color: var(--color-surface);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-mint {
  background-color: var(--color-mint);
  color: var(--color-text-white);
  box-shadow: 0 4px 14px rgba(0, 131, 95, 0.35);
}

.btn-mint:hover {
  background-color: #006D4F;
  box-shadow: 0 6px 20px rgba(0, 131, 95, 0.45);
  transform: translateY(-2px);
}

/* Keyframe Animations */
@keyframes floatAnimation {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
}