:root {
  --accent: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.4);
  --bg-color: #0f172a;
  
  /* Terminal / Logs */
  --terminal-bg: rgba(255, 255, 255, 0.03);
  --terminal-user: #9ca3af;
  --terminal-date: #6b7280;
  --terminal-method: #60a5fa;
  --terminal-status-ok: #4ade80;
  --terminal-status-warn: #fbbf24;
  --terminal-status-err: #ef4444;
  
  --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: "Inter", sans-serif;
  scroll-behavior: smooth;
}

/* Fix sticky header overlap */
section {
  scroll-margin-top: 120px;
}

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

.glass {
  background: var(--terminal-bg);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-hover:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px -10px var(--accent-glow);
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* Stagger reveals */
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

.angular-card {
  background: linear-gradient(
    135deg,
    rgba(59, 130, 246, 0.1) 0%,
    rgba(147, 51, 234, 0.1) 100%
  );
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.nav-link {
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

@keyframes shine {
  from { transform: translateX(-100%); }
  to { transform: translateX(100%); }
}

.shine-effect {
  position: relative;
  overflow: hidden;
}

.shine-effect::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    to right,
    transparent,
    rgba(255, 255, 255, 0.05),
    transparent
  );
  transform: skewX(-25deg);
  animation: shine 3s infinite;
}

/* Brand Buttons */
.brand-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  padding: 0;
  border-radius: 50%;
  font-weight: 800;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.brand-btn:hover {
  transform: scale(1.05) translateY(-5px);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
}

.btn-gmail {
  background: linear-gradient(135deg, #ea4335 0%, #c5221f 100%);
  color: white;
}
.btn-gmail:hover { box-shadow: 0 15px 30px -10px rgba(234, 67, 53, 0.5); }

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: white;
}
.btn-whatsapp:hover { box-shadow: 0 15px 30px -10px rgba(37, 211, 102, 0.5); }

.btn-instagram {
  background: linear-gradient(
    45deg,
    #f09433 0%,
    #e6683c 25%,
    #dc2743 50%,
    #cc2366 75%,
    #bc1888 100%
  );
  color: white;
}
.btn-instagram:hover { box-shadow: 0 15px 30px -10px rgba(220, 39, 67, 0.5); }

.terminal-cursor {
  animation: blink 1s step-end infinite;
  color: var(--terminal-status-ok);
  font-family: monospace;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.loader-container {
  transition: opacity 0.5s ease-out;
}