/* ========== RESET & VARIABLES ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #000000;
  --bg-soft: #0a0a0a;
  --bg-card: #111111;
  --text: #f5f5f7;
  --text-dim: #86868b;
  --accent: #0a84ff;
  --accent-2: #bf5af2;
  --accent-3: #30d158;
  --border: rgba(255, 255, 255, 0.08);
}

html {
  scroll-behavior: smooth;
  scrollbar-width: none;
}

html::-webkit-scrollbar {
  display: none;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.01em;
}

.mono {
  font-family: 'JetBrains Mono', monospace;
}

/* ========== SECTION DEFAULTS ========== */
section {
  position: relative;
  padding: 140px 40px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: 13px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 600;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 24px;
}

.section-subtitle {
  font-size: clamp(18px, 1.4vw, 22px);
  color: var(--text-dim);
  max-width: 640px;
  line-height: 1.5;
}

/* ========== BUTTONS ========== */
.btn {
  padding: 14px 28px;
  border-radius: 980px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.btn-primary {
  background: var(--text);
  color: var(--bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255, 255, 255, 0.15);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
}

/* ========== SHARED ANIMATIONS ========== */
@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
  from {
    opacity: 0;
    transform: translateY(30px);
  }
}

/* ========== REVEAL ON SCROLL ========== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ========== GLOBAL RESPONSIVE ========== */
@media (max-width: 768px) {
  section {
    padding: 100px 20px;
  }
}