/* === FONTS === */
@import url('https://api.fontshare.com/v2/css?f[]=satoshi@400,500,700,900&display=swap');

/* === DESIGN TOKENS === */
:root {
  --bg-primary: #0A0A0A;
  --bg-card: #141414;
  --bg-card-hover: #1A1A1A;
  --border: #222222;
  --border-hover: #333333;
  --accent: #00E676;
  --accent-hover: #00C853;
  --accent-glow: rgba(0, 230, 118, 0.15);
  --accent-glow-strong: rgba(0, 230, 118, 0.3);
  --accent-blue: #3B82F6;
  --text-primary: #F5F5F5;
  --text-secondary: #888888;
  --text-muted: #555555;
  --danger: #EF4444;
  --warning: #F59E0B;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-card: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 20px var(--accent-glow);
  --shadow-glow-strong: 0 0 40px var(--accent-glow-strong);
  --font-sans: 'Satoshi', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-med: 0.4s ease;
  --transition-slow: 0.6s ease;
  --max-width: 1200px;
  --section-padding: 120px 24px;
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* === GRAIN TEXTURE OVERLAY === */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* === BASE TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 900; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
p { color: var(--text-secondary); font-size: 1.05rem; }

/* === KEYFRAMES === */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 15px var(--accent-glow); }
  50% { box-shadow: 0 0 30px var(--accent-glow-strong); }
}
@keyframes borderGlow {
  0%, 100% { border-color: var(--border); }
  50% { border-color: var(--accent); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}
@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* === SCROLL REVEAL UTILITIES === */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* === MODE TOGGLE UTILITIES === */
.hidden { display: none !important; }

/* === SHARED COMPONENT STYLES === */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--section-padding); }
.section-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-title {
  margin-bottom: 20px;
  font-family: 'Playfair Display', Georgia, 'Times New Roman', serif;
  font-style: italic;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
.section-title em { font-style: normal; }
.section-subtitle { max-width: 600px; font-size: 1.1rem; color: var(--text-secondary); }

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-glow-strong);
  transform: translateY(-2px);
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: shimmer 3s infinite;
}
.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn-sm { padding: 10px 20px; font-size: 0.9rem; }

/* === CARDS === */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-med);
}
.card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

/* === GREEN ACCENT LINE === */
.accent-line {
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 24px;
}

/* === CHECKMARK LIST === */
.check-list { display: flex; flex-direction: column; gap: 12px; }
.check-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.95rem; color: var(--text-secondary);
}
.check-list li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}