/* ── Reset + Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font);
  overflow-x: clip;
  line-height: 1.6;
}

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--dgray); border-radius: 10px; }

/* Subtle grid background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0,212,200,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,200,0.018) 1px, transparent 1px);
  background-size: 72px 72px;
}

/* Floating orbs */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 12s ease-in-out infinite;
}
.o1 { width: 600px; height: 600px; background: rgba(0,212,200,0.07); top: -160px; right: -120px; }
.o2 { width: 400px; height: 400px; background: rgba(0,212,200,0.04); bottom: 0; left: -100px; animation-delay: 5s; }
.o3 { width: 280px; height: 280px; background: rgba(0,212,200,0.03); top: 48%; left: 36%; animation-delay: 8s; }

@keyframes orbFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-40px); }
}

/* Glass utility class */
.glass {
  background: var(--glass);
  border: 1px solid rgba(0,212,200,0.12);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--radius);
}

/* Shared section header */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-tag {
  display: inline-block;
  padding: 5px 16px;
  border: 1px solid var(--gb-cyan);
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
}
.section-h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--white);
}
.section-sub {
  margin-top: 12px;
  color: var(--lgray);
  font-size: 15px;
  max-width: 520px;
  margin-inline: auto;
}

/* Buttons */
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  background: linear-gradient(135deg, var(--cyan), var(--cyan2));
  color: #080808;
  font-weight: 800;
  font-size: 14px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--t), box-shadow var(--t);
  box-shadow: 0 0 24px rgba(0,212,200,0.3);
  white-space: nowrap;
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 32px rgba(0,212,200,0.5);
}
.btn-gold:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  padding: 12px 26px;
  border: 1.5px solid var(--gb-cyan);
  color: var(--cyan);
  font-weight: 700;
  font-size: 14px;
  border-radius: 100px;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--t), border-color var(--t);
}
.btn-outline:hover {
  background: rgba(0,212,200,0.08);
  border-color: var(--cyan);
}

.btn-full { width: 100%; justify-content: center; }

/* Cyan text */
.gold-text { color: var(--cyan); }