/* ADA MATRIX — Custom CSS */
/* Animaciones, gradientes y estilos que Tailwind no cubre nativamente */

:root {
  --ada-blue: #00d4ff;
  --ada-purple: #7c3aed;
  --ada-green: #00ff88;
  --ada-dark: #05050f;
  --ada-card: #0d0d1a;
  --ada-border: rgba(0, 212, 255, 0.15);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--ada-dark);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  overflow-x: hidden;
}

/* ── GRID BACKGROUND ── */
.grid-bg {
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ── GLOW EFFECTS ── */
.glow-blue  { box-shadow: 0 0 30px rgba(0,212,255,0.25), 0 0 60px rgba(0,212,255,0.1); }
.glow-purple{ box-shadow: 0 0 30px rgba(124,58,237,0.3),  0 0 60px rgba(124,58,237,0.1); }
.text-glow  { text-shadow: 0 0 20px rgba(0,212,255,0.6); }
.text-glow-purple { text-shadow: 0 0 20px rgba(124,58,237,0.8); }

/* ── GRADIENT TEXT ── */
.gradient-text {
  background: linear-gradient(135deg, #00d4ff 0%, #7c3aed 50%, #00ff88 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-blue {
  background: linear-gradient(90deg, #00d4ff, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── BUTTONS ── */
.btn-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: linear-gradient(135deg, #00d4ff, #7c3aed);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
  overflow: hidden;
  letter-spacing: 0.025em;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #7c3aed, #00d4ff);
  opacity: 0;
  transition: opacity 0.3s;
  border-radius: inherit;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,212,255,0.4); }
.btn-primary:hover::before { opacity: 1; }
.btn-primary span { position: relative; z-index: 1; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: transparent;
  color: #00d4ff;
  font-weight: 600;
  font-size: 1rem;
  border-radius: 9999px;
  border: 1.5px solid #00d4ff;
  cursor: pointer;
  transition: all 0.25s;
  text-decoration: none;
  letter-spacing: 0.025em;
}
.btn-outline:hover { background: rgba(0,212,255,0.1); box-shadow: 0 0 20px rgba(0,212,255,0.3); }

/* ── CARDS ── */
.card-glass {
  background: rgba(13,13,26,0.8);
  border: 1px solid var(--ada-border);
  border-radius: 1rem;
  backdrop-filter: blur(12px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.card-glass:hover {
  transform: translateY(-4px);
  border-color: rgba(0,212,255,0.4);
  box-shadow: 0 12px 40px rgba(0,212,255,0.12);
}

.card-service {
  background: linear-gradient(135deg, rgba(13,13,26,0.95) 0%, rgba(10,10,20,0.98) 100%);
  border: 1px solid var(--ada-border);
  border-radius: 1.25rem;
  padding: 2rem;
  transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  position: relative;
  overflow: hidden;
}
.card-service::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ada-blue), var(--ada-purple));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.card-service:hover::before { transform: scaleX(1); }
.card-service:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,212,255,0.15), 0 0 0 1px rgba(0,212,255,0.2);
}

/* ── PRICING CARDS ── */
.plan-card {
  background: var(--ada-card);
  border: 1px solid var(--ada-border);
  border-radius: 1.25rem;
  padding: 2.5rem;
  transition: all 0.3s;
  position: relative;
}
.plan-card.featured {
  border-color: #7c3aed;
  box-shadow: 0 0 40px rgba(124,58,237,0.2), inset 0 0 40px rgba(124,58,237,0.03);
}
.plan-card:hover:not(.featured) {
  border-color: rgba(0,212,255,0.35);
  box-shadow: 0 8px 32px rgba(0,212,255,0.1);
}
.plan-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #7c3aed, #00d4ff);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* ── NAVBAR ── */
.navbar {
  background: rgba(5,5,15,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--ada-border);
}

/* ── HERO PARTICLES ── */
.particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  animation: float-particle linear infinite;
}
@keyframes float-particle {
  0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}

/* ── PULSE RING ── */
.pulse-ring {
  position: relative;
}
.pulse-ring::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px solid var(--ada-blue);
  animation: pulse-ring 2s ease-out infinite;
}
@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ── TYPEWRITER CURSOR ── */
.typewriter-cursor::after {
  content: '|';
  color: var(--ada-blue);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ── SECTION DIVIDERS ── */
.section-divider {
  width: 80px; height: 3px;
  background: linear-gradient(90deg, var(--ada-blue), var(--ada-purple));
  border-radius: 9999px;
  margin: 0 auto 1.5rem;
}

/* ── STAT COUNTERS ── */
.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, #00d4ff, #00ff88);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── PROCESS STEPS ── */
.step-connector {
  position: absolute;
  top: 2rem; left: calc(50% + 2rem);
  width: calc(100% - 4rem);
  height: 2px;
  background: linear-gradient(90deg, var(--ada-blue), transparent);
}

/* ── FAQ ACCORDION ── */
.faq-item .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 400px; padding-top: 1rem; }
.faq-item .faq-icon { transition: transform 0.3s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); }

/* ── FORM ── */
.form-input {
  width: 100%;
  background: rgba(13,13,26,0.9);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 0.75rem;
  padding: 0.875rem 1.25rem;
  color: #e2e8f0;
  font-size: 0.95rem;
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
}
.form-input:focus {
  border-color: var(--ada-blue);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}
.form-input::placeholder { color: rgba(148,163,184,0.5); }

/* ── TOAST NOTIFICATION ── */
.toast {
  position: fixed;
  bottom: 2rem; right: 2rem;
  background: rgba(0,255,136,0.15);
  border: 1px solid rgba(0,255,136,0.4);
  color: #00ff88;
  padding: 1rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 600;
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
  backdrop-filter: blur(12px);
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.error { background: rgba(239,68,68,0.15); border-color: rgba(239,68,68,0.4); color: #f87171; }

/* ── FLOATING WHATSAPP ── */
.whatsapp-float {
  position: fixed;
  bottom: 2rem; left: 2rem;
  z-index: 999;
  animation: float-up-down 3s ease-in-out infinite;
}
@keyframes float-up-down {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.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; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── MOBILE MENU ── */
.mobile-menu {
  transform: translateX(100%);
  transition: transform 0.3s ease;
}
.mobile-menu.open { transform: translateX(0); }

/* ── RESPONSIVE TWEAKS ── */
@media (max-width: 768px) {
  .step-connector { display: none; }
  .plan-card { padding: 1.75rem; }
}