@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-color: #04040a;
  --bg-deep: #020208;
  --card-bg: rgba(12, 12, 22, 0.72);
  --card-bg-hover: rgba(18, 18, 32, 0.88);
  --primary: #ff2eb8;
  --primary-glow: rgba(255, 46, 184, 0.45);
  --secondary: #00e8ff;
  --secondary-glow: rgba(0, 232, 255, 0.45);
  --accent: #7c3aed;
  --accent-glow: rgba(124, 58, 237, 0.35);
  --text-main: #f4f4f8;
  --text-muted: #a8adc4;
  --font-tech: 'Orbitron', sans-serif;
  --font-sans: 'Outfit', sans-serif;
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-focus: rgba(255, 46, 184, 0.35);
  --shadow-neon: 0 0 25px var(--primary-glow);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: var(--font-sans);
  scroll-behavior: smooth;
}

body {
  background: var(--bg-deep);
  color: var(--text-main);
  overflow: hidden;
  height: 100vh;
  perspective: 1200px;
}

body.use-premium-bg {
  background: var(--bg-deep);
}

/* ——— Fondo aurora premium ——— */
.site-background {
  position: fixed;
  inset: 0;
  z-index: -4;
  overflow: hidden;
  pointer-events: none;
  background: linear-gradient(165deg, #020208 0%, #080818 40%, #050510 100%);
}

.bg-mesh {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 15% 20%, rgba(124, 58, 237, 0.22), transparent 55%),
    radial-gradient(ellipse 60% 45% at 85% 75%, rgba(255, 46, 184, 0.14), transparent 50%),
    radial-gradient(ellipse 50% 40% at 70% 15%, rgba(0, 232, 255, 0.1), transparent 45%);
}

.bg-aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  will-change: transform;
}

.bg-aurora-1 {
  width: min(70vw, 620px);
  height: min(70vw, 620px);
  top: -12%;
  left: -8%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.55) 0%, transparent 70%);
  animation: aurora-drift-1 22s ease-in-out infinite alternate;
}

.bg-aurora-2 {
  width: min(55vw, 480px);
  height: min(55vw, 480px);
  bottom: -15%;
  right: -5%;
  background: radial-gradient(circle, rgba(255, 46, 184, 0.4) 0%, transparent 70%);
  animation: aurora-drift-2 18s ease-in-out infinite alternate;
}

.bg-aurora-3 {
  width: min(45vw, 380px);
  height: min(45vw, 380px);
  top: 35%;
  left: 42%;
  background: radial-gradient(circle, rgba(0, 232, 255, 0.28) 0%, transparent 70%);
  animation: aurora-drift-3 26s ease-in-out infinite alternate;
}

@keyframes aurora-drift-1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(8%, 12%) scale(1.08); }
}

@keyframes aurora-drift-2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-10%, -8%) scale(1.05); }
}

@keyframes aurora-drift-3 {
  0% { transform: translate(0, 0) scale(1); opacity: 0.45; }
  100% { transform: translate(-6%, 10%) scale(1.12); opacity: 0.65; }
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 85% 75% at 50% 45%, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 85% 75% at 50% 45%, black 20%, transparent 75%);
}

.bg-custom-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.bg-custom-image.active {
  opacity: 0.22;
}

.bg-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 35%, rgba(2, 2, 8, 0.75) 100%);
}

/* SCROLLBAR CUSTOM */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.3);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 10px;
  box-shadow: 0 0 10px var(--primary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
  box-shadow: 0 0 10px var(--secondary);
}

/* PARTICULAS Y FONDO */
#particles {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: -2;
  top: 0;
  left: 0;
  pointer-events: none;
}

.bg-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(4, 4, 10, 0.35) 0%, rgba(2, 2, 8, 0.5) 100%);
  z-index: -1;
  pointer-events: none;
}

/* NAV FLOTANTE PREMIUM */
/* NAV FLOTANTE PREMIUM */
nav {
  position: fixed;
  top: 15px;
  left: 2%;
  width: 96%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  background: rgba(8, 8, 16, 0.55);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  z-index: 100;
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: all 0.3s ease;
}

/* BOTÓN BURGER RESPONSIVE */
.burger-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 24px;
  cursor: pointer;
  z-index: 110;
  transition: transform 0.3s ease, color 0.3s ease;
  padding: 5px;
  line-height: 1;
}

.burger-btn:hover {
  color: var(--primary);
}

.update-banner {
  position: fixed;
  top: 78px;
  left: 2%;
  width: 96%;
  padding: 12px 18px;
  background: rgba(255, 46, 184, 0.12);
  border: 1px solid rgba(255, 46, 184, 0.18);
  border-radius: 18px;
  color: #ffffff;
  font-size: 0.95rem;
  text-align: center;
  z-index: 105;
  backdrop-filter: blur(16px);
}

nav.scrolled {
  top: 0;
  width: 100%;
  left: 0;
  border-radius: 0;
  border-top: none;
  border-left: none;
  border-right: none;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

nav img.logo-nav {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  box-shadow: 0 0 12px var(--primary);
  object-fit: cover;
  transition: transform 0.5s ease;
}

nav img.logo-nav:hover {
  transform: rotate(360deg) scale(1.1);
}

.nav-title {
  font-family: var(--font-tech);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 1px;
  background: linear-gradient(90deg, var(--text-main), var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav ul {
  display: flex;
  gap: 4px;
  list-style: none;
  align-items: center;
}

nav ul li {
  padding: 6px 10px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid transparent;
  display: flex;
  align-items: center;
  gap: 4px;
}

nav ul li:hover, nav ul li.active {
  color: var(--text-main);
  background: rgba(255, 0, 170, 0.1);
  border: 1px solid rgba(255, 0, 170, 0.2);
  transform: translateY(-2px);
  text-shadow: 0 0 8px rgba(255, 0, 170, 0.5);
}

nav ul li.active {
  background: linear-gradient(135deg, rgba(255, 0, 170, 0.2), rgba(0, 240, 255, 0.1));
  border: 1px solid var(--primary-glow);
  box-shadow: 0 0 15px rgba(255, 0, 170, 0.15);
}

/* SECTIONS WRAPPER & TRANSITIONS */
.section {
  position: absolute;
  top: 95px;
  left: 100%;
  width: 100%;
  height: calc(100vh - 95px);
  padding: 40px 6% 80px 6%;
  opacity: 0;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  overflow-x: hidden;
  transform: rotateY(-10deg) scale(0.95);
  transform-origin: right center;
  pointer-events: none;
}

.section.active {
  left: 0;
  opacity: 1;
  transform: rotateY(0deg) scale(1);
  pointer-events: auto;
}

/* TITULOS CON EFECTO 3D */
h2 {
  font-family: var(--font-tech);
  margin-bottom: 30px;
  font-size: 2.2rem;
  letter-spacing: 3px;
  color: var(--text-main);
  text-transform: uppercase;
  text-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
  position: relative;
  display: inline-block;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  box-shadow: 0 0 8px var(--primary);
}

/* ESTRUCTURAS DE RETÍCULA */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 10px;
}

/* TARJETAS 3D PREMIUM (GLASSMORPHISM) */
.card {
  position: relative;
  padding: 25px;
  border-radius: 20px;
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  overflow: hidden;
  transition: background 0.3s, border-color 0.3s;
  transform-style: preserve-3d;
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.card:hover {
  background: var(--card-bg-hover);
  border-color: rgba(255, 0, 170, 0.25);
  box-shadow: 0 20px 40px rgba(255, 0, 170, 0.12), 0 0 1px rgba(255, 255, 255, 0.2);
}

/* RGB BORDER EFFECT (Neon Glow line border) */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1.5px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--primary), var(--accent), var(--secondary), var(--primary));
  background-size: 300%;
  animation: rgb 8s linear infinite;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.3;
  transition: opacity 0.3s;
}

.card:hover::before {
  opacity: 0.8;
}

@keyframes rgb {
  0% { background-position: 0%; }
  100% { background-position: 300%; }
}

.card img {
  width: 100%;
  height: 180px;
  border-radius: 12px;
  margin-bottom: 15px;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,0.05);
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  transform: translateZ(15px);
}

.card:hover img {
  transform: translateZ(25px) scale(1.03);
}

.card h3 {
  font-family: var(--font-tech);
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: var(--text-main);
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
  transform: translateZ(20px);
}

.card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 15px;
  transform: translateZ(10px);
}

/* MINI STATS HERO */
.stats {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 25px;
}

.card.mini {
  flex: 1;
  min-width: 150px;
  text-align: center;
  padding: 15px;
}

.card.mini h3 {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.card.mini p {
  font-size: 12px;
  margin-bottom: 0;
}

/* HERO SECTION DESIGN */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  margin-bottom: 18px;
  font-size: 11px;
  font-family: var(--font-tech);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--secondary);
  background: rgba(0, 232, 255, 0.08);
  border: 1px solid rgba(0, 232, 255, 0.25);
  border-radius: 999px;
  box-shadow: 0 0 20px rgba(0, 232, 255, 0.12);
}

.hero-glow-ring {
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--primary), var(--accent), var(--secondary), var(--primary));
  opacity: 0.35;
  filter: blur(40px);
  animation: ring-spin 12s linear infinite;
  z-index: 0;
}

@keyframes ring-spin {
  to { transform: rotate(360deg); }
}

.hero-stats-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 24px;
  margin-top: 28px;
  padding: 20px 28px;
  background: rgba(10, 10, 20, 0.5);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 100px;
}

.hero-stat-num {
  font-family: var(--font-tech);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-main);
  text-shadow: 0 0 12px var(--primary-glow);
}

.hero-stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, transparent, var(--glass-border), transparent);
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 50px;
  min-height: 70vh;
}

.hero-content {
  flex: 1.2;
}

.hero h1 {
  font-family: var(--font-tech);
  font-size: 3.8rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  text-transform: uppercase;
  color: var(--text-main);
  background: linear-gradient(to right, #ffffff, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 15px rgba(255, 0, 170, 0.2));
  animation: neon-shimmer 4s ease-in-out infinite alternate;
}

@keyframes neon-shimmer {
  0% { filter: drop-shadow(0 0 8px rgba(255, 0, 170, 0.2)) drop-shadow(0 0 2px rgba(255, 0, 170, 0.1)); }
  100% { filter: drop-shadow(0 0 18px rgba(255, 0, 170, 0.4)) drop-shadow(0 0 5px rgba(0, 240, 255, 0.3)); }
}

.hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 15px;
}

.hero-features {
  margin: 20px 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  font-size: 14.5px;
  color: #e2e8f0;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-item span.icon {
  color: var(--primary);
  text-shadow: 0 0 8px var(--primary);
}

.hero-image-container {
  position: relative;
  flex: 0.8;
  display: flex;
  justify-content: center;
  align-items: center;
  transform-style: preserve-3d;
}

.heroimg {
  position: relative;
  z-index: 1;
  width: 320px;
  max-width: 100%;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.55), 0 0 40px var(--primary-glow);
  animation: float 4s ease-in-out infinite;
  transform: translateZ(50px);
  transition: transform 0.3s;
}

.hero-image-container:hover .heroimg {
  transform: translateZ(70px) rotateX(5deg) rotateY(-5deg);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), 0 0 45px var(--secondary-glow);
}

@keyframes float {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(1deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

/* BOTONES PREMIUM */
.btn {
  margin-top: 15px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  border-radius: 14px;
  color: white;
  font-weight: 700;
  font-family: var(--font-tech);
  font-size: 14px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  box-shadow: 0 5px 15px rgba(255, 0, 170, 0.3);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: 0.5s;
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

.btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 25px var(--primary-glow), 0 0 10px rgba(255,255,255,0.2);
}

.btn:active {
  transform: translateY(-1px);
}

.btn.secondary-btn {
  background: transparent;
  border: 1px solid var(--glass-border);
  box-shadow: none;
}

.btn.secondary-btn:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--secondary);
  box-shadow: 0 8px 25px var(--secondary-glow);
}

/* ENLACES Y BOTONES DE DESCARGA / WHATSAPP */
.link {
  display: block;
  padding: 14px;
  margin: 12px 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  text-decoration: none;
  text-align: center;
  font-weight: 700;
  font-family: var(--font-tech);
  font-size: 13px;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  transform: translateZ(10px);
}

.link:hover {
  transform: translateZ(20px) scale(1.02);
  border-color: var(--primary);
  background: rgba(255, 0, 170, 0.08);
  box-shadow: 0 10px 20px rgba(255, 0, 170, 0.15);
}

.whatsapp {
  background: #128c7e;
  border-color: #25d366;
  color: white;
  text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.whatsapp:hover {
  background: #25d366;
  border-color: #ffffff;
  box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
}

/* SOCIALS SECTION */
.socials {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.socials a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  padding: 22px;
  border-radius: 20px;
  width: 130px;
  color: var(--text-main);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  transform-style: preserve-3d;
}

.socials a:hover {
  transform: translateY(-8px) rotateX(10deg);
  border-color: var(--primary);
  box-shadow: 0 15px 30px rgba(255, 0, 170, 0.2);
  background: var(--card-bg-hover);
}

.socials img {
  width: 44px;
  height: 44px;
  transform: translateZ(20px);
  filter: drop-shadow(0 0 8px rgba(255,255,255,0.1));
  transition: filter 0.3s;
}

.socials a:hover img {
  filter: drop-shadow(0 0 12px var(--primary));
}

.socials span {
  font-family: var(--font-tech);
  font-size: 12px;
  font-weight: 700;
  transform: translateZ(10px);
}

/* SECCION DESCARGAS SPECIFIC STYLE */
#desc .link {
  background: rgba(13, 13, 22, 0.6);
  border: 1px solid var(--glass-border);
  text-align: left;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 16px;
}

#desc .link::after {
  content: '⬇';
  font-size: 16px;
  color: var(--secondary);
  transition: transform 0.3s;
}

#desc .link:hover::after {
  transform: translateY(3px);
  color: var(--primary);
}

#desc .link:hover {
  border-color: var(--secondary);
  background: rgba(0, 240, 255, 0.06);
  box-shadow: 0 10px 20px rgba(0, 240, 255, 0.15);
}

/* 3D LOGIN Y REGISTRO FLIP CARD */
.auth-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 75vh;
  perspective: 1200px;
}

.flip-container {
  width: 420px;
  max-width: 95%;
  height: 520px;
  perspective: 1000px;
  transform-style: preserve-3d;
}

.flip-card {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.flip-card.flipped {
  transform: rotateY(180deg);
}

.front, .back {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 24px;
  background: var(--card-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid var(--glass-border);
  padding: 30px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  transform-style: preserve-3d;
}

.front::before, .back::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 2px;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--primary), var(--accent), var(--secondary), var(--primary));
  background-size: 300%;
  animation: rgb 10s linear infinite;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.5;
}

.back {
  transform: rotateY(180deg);
}

/* LOGO DE LOGIN Y CONTENEDOR */
.logo-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 25px;
  transform: translateZ(40px);
}

.logo-auth {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary);
  box-shadow: 0 0 20px var(--primary-glow), inset 0 0 10px rgba(255,255,255,0.2);
  margin-bottom: 10px;
  animation: logo-glow 3s infinite alternate;
}

@keyframes logo-glow {
  0% {
    box-shadow: 0 0 15px var(--primary-glow);
    border-color: var(--primary);
  }

  100% {
    box-shadow: 0 0 30px var(--secondary-glow);
    border-color: var(--secondary);
  }
}

.logo-container h3 {
  font-family: var(--font-tech);
  font-size: 1.3rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-main);
  margin: 5px 0 2px 0;
}

.logo-container p {
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* INPUTS DE FORMULARIO GLASS */
.form-group {
  margin-bottom: 18px;
  transform: translateZ(25px);
}

.form-group label {
  display: block;
  font-size: 11px;
  font-family: var(--font-tech);
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.input-glass {
  width: 100%;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: white;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
  outline: none;
}

.input-glass:focus {
  border-color: var(--primary);
  box-shadow: 0 0 12px rgba(255, 0, 170, 0.25), inset 0 1px 2px rgba(0,0,0,0.5);
  background: rgba(0, 0, 0, 0.4);
}

/* TOGGLE LINK AUTH */
.auth-toggle {
  text-align: center;
  margin-top: 20px;
  font-size: 13px;
  color: var(--text-muted);
  transform: translateZ(20px);
}

.auth-toggle-btn {
  color: var(--secondary);
  cursor: pointer;
  font-weight: 700;
  text-decoration: underline;
  transition: color 0.3s;
}

.auth-toggle-btn:hover {
  color: var(--primary);
}

/* SECCION PERFIL Y DASHBOARD DEL USUARIO */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 30px;
  align-items: start;
}

.profile-card {
  text-align: center;
}

.profile-avatar-container {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto 20px auto;
  transform-style: preserve-3d;
}

.profile-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--secondary);
  box-shadow: 0 0 25px var(--secondary-glow);
  transform: translateZ(15px);
}

.rank-badge {
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%) translateZ(25px);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  font-family: var(--font-tech);
  font-size: 9px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  letter-spacing: 1px;
}

.profile-card h3 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.profile-card p.email {
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 20px;
}

.profile-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 20px 0;
}

.profile-stat-box {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  padding: 12px;
  border-radius: 12px;
}

.profile-stat-box span {
  display: block;
  font-size: 10px;
  font-family: var(--font-tech);
  color: var(--text-muted);
  text-transform: uppercase;
}

.profile-stat-box strong {
  font-size: 14px;
  color: var(--secondary);
}

/* PANEL SAAS DE ADMINISTRACION */
.dashboard-actions {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.action-row {
  display: flex;
  gap: 15px;
}

.console-box {
  background: rgba(5, 5, 10, 0.85);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 20px;
  font-family: 'Consolas', monospace;
  font-size: 13px;
  color: #39ff14; /* Matrix Green */
  height: 200px;
  overflow-y: auto;
  box-shadow: inset 0 0 15px rgba(0,0,0,0.8);
  margin-top: 15px;
}

.console-line {
  margin-bottom: 6px;
  line-height: 1.4;
  opacity: 0.9;
}

.console-line.info { color: #00f0ff; }
.console-line.warn { color: #ffaa00; }
.console-line.error { color: #ff3333; }

.key-generator {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 20px;
}

.key-display {
  background: rgba(0,0,0,0.5);
  border: 1px dashed var(--secondary-glow);
  padding: 14px;
  border-radius: 10px;
  font-family: var(--font-tech);
  font-size: 16px;
  text-align: center;
  color: var(--secondary);
  text-shadow: 0 0 10px var(--secondary-glow);
  letter-spacing: 2px;
  margin-top: 15px;
  user-select: all;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.key-display button.copy-btn {
  background: var(--primary);
  border: none;
  color: white;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 10px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: bold;
  transition: transform 0.2s;
}

.key-display button.copy-btn:hover {
  transform: scale(1.08);
}

/* WIDGET DEL REPRODUCTOR DE MUSICA CYBERPUNK 3D */
.music-player-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: rgba(10, 10, 18, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 40px 20px 20px 40px;
  padding: 8px 20px 8px 8px;
  display: flex;
  align-items: center;
  gap: 15px;
  z-index: 1000;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4), 0 0 15px var(--primary-glow);
  transform-style: preserve-3d;
  transition: all 0.3s ease;
}

.music-player-widget:hover {
  transform: translateY(-3px) scale(1.02);
  border-color: var(--primary-glow);
}

.cd-disc {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: radial-gradient(circle, #222 10%, #000 30%, #444 40%, #111 60%, #ff00aa 95%);
  border: 2px solid var(--glass-border);
  box-shadow: 0 0 10px rgba(0,0,0,0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  animation: spin 4s linear infinite;
  animation-play-state: paused;
}

.cd-disc.playing {
  animation-play-state: running;
}

.cd-center {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-color);
  border: 2px solid var(--secondary);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.music-info {
  display: flex;
  flex-direction: column;
}

.music-title {
  font-family: var(--font-tech);
  font-size: 11px;
  font-weight: 700;
  max-width: 150px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-main);
}

.music-artist {
  font-size: 9px;
  color: var(--text-muted);
}

.music-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.music-btn {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
}

.music-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
  transform: scale(1.1);
}

.volume-slider-container {
  display: flex;
  align-items: center;
  gap: 5px;
}

.volume-slider {
  width: 50px;
  -webkit-appearance: none;
  background: rgba(255,255,255,0.1);
  height: 4px;
  border-radius: 2px;
  outline: none;
  transition: width 0.3s;
}

.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 5px var(--primary);
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Media query para activar el menú hamburguesa móvil en pantallas más pequeñas (como laptops de 13 pulgadas y tablets) */
@media (max-width: 1350px) {
  nav {
    padding: 10px 15px;
    width: 96%;
    left: 2%;
    top: 10px;
  }
  
  .burger-btn {
    display: block;
  }
  
  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    right: 0;
    width: 260px;
    background: rgba(10, 10, 18, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 15px;
    gap: 6px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(255, 0, 170, 0.1);
    z-index: 105;
    max-height: 70vh;
    overflow-y: auto;
  }

  nav ul.open {
    display: flex;
    animation: slideInMobile 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  
  nav ul li {
    width: 100%;
    box-sizing: border-box;
    padding: 10px 15px;
    font-size: 13px;
    justify-content: flex-start;
  }
  
  .nav-title {
    display: none; /* Ocultar titulo en moviles pequeños para ahorrar espacio */
  }
  
  .section {
    padding: 30px 20px 100px 20px;
    top: 85px;
    height: calc(100vh - 85px);
  }
}

/* Media query para el diseño y flujo de las secciones del cuerpo en pantallas móviles */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding-top: 40px;
  }
  
  .hero h1 {
    font-size: 2.8rem;
  }
  
  .hero-features {
    justify-items: center;
  }
  
  .heroimg {
    width: 240px;
  }
}

@keyframes slideInMobile {
  from {
    opacity: 0;
    transform: translateY(-15px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 600px) {
  /* 🎵 REPRODUCTOR COMPACTO EN MÓVILES (Esquina inferior derecha) */
  .music-player-widget {
    bottom: 10px;
    right: 10px;
    left: auto;
    width: auto;
    border-radius: 30px;
    padding: 6px 12px 6px 6px;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4), 0 0 10px var(--primary-glow);
  }
  
  .music-player-widget .music-info,
  .music-player-widget .volume-slider-container {
    display: none !important;
  }

  .music-player-widget .cd-disc {
    width: 36px;
    height: 36px;
  }

  .music-player-widget .music-btn {
    width: 32px;
    height: 32px;
    font-size: 11px;
  }

  /* 👁️ CONTADOR COMPACTO EN MÓVILES (Esquina inferior izquierda) */
  .visitor-counter-widget {
    bottom: 10px;
    left: 10px;
    right: auto;
    width: auto;
    border-radius: 20px;
    padding: 6px 12px;
    gap: 6px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4), 0 0 10px var(--secondary-glow);
  }

  .visitor-counter-widget::before {
    border-radius: 20px;
  }

  .visitor-counter-widget .stat-label,
  .visitor-counter-widget .visitor-divider,
  .visitor-counter-widget .visitor-status {
    display: none !important;
  }

  .visitor-info {
    gap: 6px;
  }

  .visitor-stat {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 12px;
    font-weight: bold;
  }

  /* Ajustes extras de tipografía en móvil para evitar que se desborde */
  .hero h1 {
    font-size: 2.2rem !important;
  }

  h2 {
    font-size: 1.6rem !important;
  }

  .section {
    padding: 20px 15px 80px 15px !important;
  }
}

/* WIDGET DE VISITANTES PREMIUM CYBERPUNK 3D */
.visitor-counter-widget {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: rgba(10, 10, 18, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 20px 40px 40px 20px;
  padding: 8px 15px 8px 18px;
  display: flex;
  align-items: center;
  gap: 15px;
  z-index: 1000;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4), 0 0 15px var(--secondary-glow);
  transform-style: preserve-3d;
  transition: all 0.3s ease;
}

.visitor-counter-widget:hover {
  transform: translateY(-3px) scale(1.02);
  border-color: var(--secondary-glow);
  box-shadow: 0 15px 35px rgba(0,0,0,0.5), 0 0 25px var(--secondary-glow);
}

.visitor-counter-widget::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1.5px;
  border-radius: 20px 40px 40px 20px;
  background: linear-gradient(135deg, var(--secondary), var(--accent), var(--primary), var(--secondary));
  background-size: 300%;
  animation: rgb 8s linear infinite;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.5;
  transition: opacity 0.3s;
}

.visitor-counter-widget:hover::before {
  opacity: 0.8;
}

.visitor-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--secondary);
  filter: drop-shadow(0 0 8px var(--secondary-glow));
  animation: pulse-eye 2s infinite alternate;
}

@keyframes pulse-eye {
  0% { transform: scale(1); filter: drop-shadow(0 0 4px var(--secondary-glow)); }
  100% { transform: scale(1.15); filter: drop-shadow(0 0 12px var(--secondary-glow)); }
}

.visitor-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.visitor-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.visitor-stat .stat-value {
  font-family: var(--font-tech);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  text-shadow: 0 0 8px var(--secondary-glow);
}

#total-views-count {
  text-shadow: 0 0 8px var(--primary-glow);
}

.visitor-stat .stat-label {
  font-size: 9px;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-top: 2px;
}

.visitor-divider {
  width: 1px;
  height: 22px;
  background: rgba(255, 255, 255, 0.15);
}

.visitor-status {
  font-size: 8px;
  font-family: var(--font-tech);
  text-transform: uppercase;
  background: rgba(0, 240, 255, 0.1);
  color: var(--secondary);
  padding: 3px 8px;
  border-radius: 8px;
  border: 1px solid var(--secondary-glow);
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.visitor-status.real {
  background: rgba(255, 0, 170, 0.1);
  color: var(--primary);
  border: 1px solid var(--primary-glow);
}

/* ==========================================
   🔔 TOAST NOTIFICATIONS
   ========================================== */
#toast-container {
  position: fixed;
  bottom: 30px;
  right: 25px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  padding: 14px 22px;
  border-radius: 14px;
  font-size: 14px;
  font-family: var(--font-sans);
  font-weight: 600;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid transparent;
  max-width: 380px;
  opacity: 0;
  transform: translateX(60px);
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  pointer-events: auto;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.toast.show {
  opacity: 1;
  transform: translateX(0);
}

.toast.success {
  background: rgba(57, 255, 20, 0.12);
  border-color: rgba(57, 255, 20, 0.4);
  color: #39ff14;
  box-shadow: 0 0 20px rgba(57,255,20,0.15);
}

.toast.error {
  background: rgba(255, 60, 60, 0.12);
  border-color: rgba(255, 60, 60, 0.4);
  color: #ff4444;
  box-shadow: 0 0 20px rgba(255,60,60,0.15);
}

.toast.warn {
  background: rgba(255, 170, 0, 0.12);
  border-color: rgba(255, 170, 0, 0.4);
  color: #ffaa00;
  box-shadow: 0 0 20px rgba(255,170,0,0.15);
}

.toast.info {
  background: rgba(0, 240, 255, 0.10);
  border-color: rgba(0, 240, 255, 0.35);
  color: var(--secondary);
}

/* ==========================================
   💳 RECHARGE CARD SELECTED STATE
   ========================================== */
.recharge-card.selected {
  border-color: rgba(57,255,20,0.6) !important;
  box-shadow: 0 0 30px rgba(57,255,20,0.2), inset 0 0 15px rgba(57,255,20,0.05) !important;
  transform: translateY(-6px) scale(1.04) !important;
}

.recharge-card.selected .recharge-select-btn {
  background: linear-gradient(135deg, #39ff14, #00f0ff) !important;
  color: #000 !important;
  font-weight: bold;
}

/* PayPal button style override */
.paypal-hero-btn {
  background: linear-gradient(135deg, #009cde, #003087) !important;
  box-shadow: 0 5px 18px rgba(0,156,222,0.35) !important;
}

.paypal-hero-btn:hover {
  box-shadow: 0 8px 30px rgba(0,156,222,0.55) !important;
}

/* Balance hero display */
.balance-hero-amount {
  font-family: var(--font-tech);
  font-size: 2.5rem;
  font-weight: 900;
  color: #39ff14;
  text-shadow: 0 0 20px rgba(57,255,20,0.5);
  letter-spacing: 2px;
}

/* ==========================================
   🛠️ ESTILOS ADICIONALES PARA ADMINISTRACIÓN DINÁMICA
   ========================================== */
.admin-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 12px;
}

.admin-tab-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-tech);
  font-size: 12px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.admin-tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border-color: var(--secondary);
}

.admin-tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  border-color: var(--primary);
  box-shadow: 0 0 12px var(--primary-glow);
}

.admin-section {
  display: none;
  animation: fadeInAdmin 0.4s ease;
}

.admin-section.active {
  display: block;
}

@keyframes fadeInAdmin {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

.admin-form-group {
  margin-bottom: 16px;
}

.admin-form-group label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: var(--font-tech);
}

.admin-select {
  width: 100%;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: white;
  font-size: 13.5px;
  outline: none;
  transition: border-color 0.3s;
}

.admin-select:focus {
  border-color: var(--primary);
}

.admin-textarea {
  width: 100%;
  height: 80px;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: white;
  font-size: 13.5px;
  outline: none;
  resize: none;
  transition: border-color 0.3s;
}

.admin-textarea:focus {
  border-color: var(--primary);
}

/* ==========================================
   💳 RECHARGE GRID & PREMIUM NEON BOXES
   ========================================== */
.recharge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  max-width: 950px;
  margin: 0 auto;
  padding: 10px 0;
}

.recharge-card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 25px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  transform-style: preserve-3d;
}

.recharge-card:hover {
  background: var(--card-bg-hover);
  border-color: var(--secondary);
  box-shadow: 0 15px 30px rgba(0, 240, 255, 0.15);
  transform: translateY(-5px) scale(1.02);
}

.recharge-amount {
  font-family: var(--font-tech);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 5px;
  text-shadow: 0 2px 10px rgba(255,255,255,0.1);
}

.recharge-label {
  font-family: var(--font-tech);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.recharge-bonus {
  font-size: 13px;
  font-weight: bold;
  color: #ffaa00;
  margin-bottom: 15px;
}

.recharge-select-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.3s;
}

.recharge-card:hover .recharge-select-btn {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--secondary);
  color: var(--secondary);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.recharge-popular-badge {
  position: absolute;
  top: 15px;
  right: -32px;
  background: linear-gradient(135deg, #ff00aa, #8e2de2);
  color: white;
  font-size: 9px;
  font-weight: bold;
  padding: 4px 30px;
  transform: rotate(45deg);
  box-shadow: 0 2px 10px rgba(255, 0, 170, 0.3);
  letter-spacing: 1px;
}

/* ==========================================
   🏆 LEADERBOARD / RANK VIP STYLES
   ========================================== */
.leaderboard-header {
  display: flex;
  justify-content: space-between;
  padding: 15px 20px;
  border-bottom: 2px solid rgba(255, 0, 170, 0.2);
  color: var(--text-muted);
  font-family: var(--font-tech);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.leaderboard-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 15px;
}

.leaderboard-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.leaderboard-row:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(0, 240, 255, 0.2);
  transform: scale(1.01) translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 240, 255, 0.05);
}

.leaderboard-row.first-place {
  background: rgba(255, 215, 0, 0.05);
  border-color: rgba(255, 215, 0, 0.3);
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.08);
}
.leaderboard-row.first-place:hover {
  background: rgba(255, 215, 0, 0.08);
  border-color: rgba(255, 215, 0, 0.5);
  box-shadow: 0 0 25px rgba(255, 215, 0, 0.15);
}

.leaderboard-row.second-place {
  background: rgba(192, 192, 192, 0.04);
  border-color: rgba(192, 192, 192, 0.25);
}
.leaderboard-row.second-place:hover {
  background: rgba(192, 192, 192, 0.08);
  border-color: rgba(192, 192, 192, 0.4);
}

.leaderboard-row.third-place {
  background: rgba(205, 127, 50, 0.03);
  border-color: rgba(205, 127, 50, 0.2);
}
.leaderboard-row.third-place:hover {
  background: rgba(205, 127, 50, 0.06);
  border-color: rgba(205, 127, 50, 0.3);
}

.leaderboard-col-rank {
  width: 12%;
  font-weight: bold;
}
.leaderboard-col-user {
  width: 43%;
  display: flex;
  align-items: center;
  gap: 12px;
}
.leaderboard-col-status {
  width: 25%;
}
.leaderboard-col-spent {
  width: 20%;
  text-align: right;
}

.leaderboard-avatar {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.05);
}

.first-place .leaderboard-avatar {
  border-color: #ffd700;
  box-shadow: 0 0 10px rgba(255, 215, 0, 0.4);
}

.leaderboard-username {
  font-weight: 600;
  font-size: 14px;
}

/* ========================================== */
/* 💬 STYLE FOR RECOMMENDATIONS               */
/* ========================================== */
.recom-item:hover {
  transform: translateY(-2px) scale(1.01);
  background: rgba(255, 255, 255, 0.04) !important;
  border-color: var(--secondary) !important;
  box-shadow: 0 5px 15px rgba(0, 240, 255, 0.05);
}

.star-btn:hover {
  transform: scale(1.3) !important;
  text-shadow: 0 0 12px #ffaa00 !important;
}

#recommendations-list {
  padding-right: 5px;
}

/* ==========================================
   🤖 CHAT IA DISCORD/TELEGRAM STYLE
   ========================================== */
.chat-wrap {
  display: flex;
  flex-direction: column;
  background: rgba(10, 10, 18, 0.7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  margin-top: 30px;
  min-height: 480px;
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 20px;
  background: linear-gradient(90deg, rgba(255, 107, 44, 0.08), transparent);
  border-bottom: 1px solid var(--glass-border);
}

.bot-avatar {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 14px;
}

.bot-avatar.gx {
  background: linear-gradient(135deg, var(--accent), #ff9f43);
  color: #1a0a00;
}

.bot-avatar.dl {
  background: linear-gradient(135deg, var(--gold), var(--accent));
  color: #1a1000;
}

.chat-title {
  display: block;
  font-weight: 700;
  font-size: 14px;
  color: var(--text-main);
}

.chat-status {
  font-size: 11px;
  color: var(--text-muted);
}

.messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 300px;
  max-height: 400px;
  scroll-behavior: smooth;
}

.messages::-webkit-scrollbar {
  width: 6px;
}

.messages::-webkit-scrollbar-thumb {
  background: rgba(255, 107, 44, 0.35);
  border-radius: 99px;
}

.msg {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 13.5px;
  line-height: 1.6;
  animation: msgIn 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  word-break: break-word;
}

@keyframes msgIn {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.98);
  }
}

.msg.bot {
  align-self: flex-start;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom-left-radius: 4px;
}

.msg.user {
  align-self: flex-end;
  background: linear-gradient(135deg, rgba(255, 107, 44, 0.25), rgba(124, 92, 255, 0.15));
  border: 1px solid rgba(255, 107, 44, 0.25);
  border-bottom-right-radius: 4px;
}

.msg strong {
  color: var(--gold);
}

.msg .time {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 6px;
}

.link-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

.link-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 15px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
  color: #fff !important;
  background: linear-gradient(135deg, #ff6b2c, #ff9f43);
  border: 1px solid rgba(255, 200, 100, 0.3);
  box-shadow: 0 4px 15px rgba(255, 107, 44, 0.2);
  transition: all 0.2s;
}

.link-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 44, 0.3);
}

.link-btn.blue {
  background: linear-gradient(135deg, #3b82f6, #7c5cff);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}

.link-btn .lb-icon {
  font-size: 18px;
}

.link-btn .lb-text {
  flex: 1;
  text-align: left;
}

.link-btn .lb-arrow {
  font-size: 14px;
}

.url-copy {
  margin-top: 4px;
  padding: 6px 10px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  font-family: monospace;
  font-size: 11px;
  color: var(--secondary);
  word-break: break-all;
  border: 1px dashed rgba(0, 240, 255, 0.2);
}

.copy-hint {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
}

.composer {
  display: flex;
  gap: 10px;
  padding: 15px;
  border-top: 1px solid var(--glass-border);
  background: rgba(0, 0, 0, 0.2);
}

.composer input {
  flex: 1;
  font-family: inherit;
  font-size: 13.5px;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  outline: none;
  transition: all 0.2s;
}

.composer input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 8px rgba(255, 107, 44, 0.2);
}

.send-btn {
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #ff9f43);
  color: #1a0800;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all 0.2s;
}

.send-btn:hover {
  transform: scale(1.05);
}

.quick-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 15px 15px;
}

.quick-btns button {
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}

.quick-btns button:hover {
  color: #fff;
  border-color: var(--accent);
  background: rgba(255, 107, 44, 0.15);
}

/* Typing Indicator Animation */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 4px 2px;
}
.typing-indicator span {
  width: 7px;
  height: 7px;
  background: var(--gold);
  border-radius: 50%;
  animation: typingBounce 1s infinite alternate;
  display: inline-block;
}
.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}
.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}
@keyframes typingBounce {
  from {
    transform: translateY(0);
    opacity: 0.3;
  }
  to {
    transform: translateY(-5px);
    opacity: 1;
  }
}

/* ==========================================
   🤖 SELECTOR DE MODO IA DUAL
   ========================================== */

.ai-mode-selector {
  display: flex;
  gap: 0;
  background: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid var(--glass-border);
  padding: 0;
}

.ai-mode-btn {
  flex: 1;
  padding: 10px 14px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.ai-mode-btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 15%;
  right: 15%;
  height: 2px;
  background: transparent;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.ai-mode-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.03);
}

.ai-mode-btn.active {
  color: var(--secondary);
  background: rgba(0, 240, 255, 0.05);
  text-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
}

.ai-mode-btn.active::after {
  background: var(--secondary);
  box-shadow: 0 0 10px var(--secondary), 0 0 20px rgba(0, 240, 255, 0.3);
}

.ai-mode-btn.active.student-active {
  color: var(--primary);
  background: rgba(255, 0, 170, 0.05);
  text-shadow: 0 0 8px rgba(255, 0, 170, 0.4);
}

.ai-mode-btn.active.student-active::after {
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary), 0 0 20px rgba(255, 0, 170, 0.3);
}

.ai-mode-btn span {
  font-size: 15px;
}

/* ==========================================
   🎨 ANIMACIONES Y EFECTOS PREMIUM CYBERPUNK
   ========================================== */

/* Animación de título h2 con gradiente en movimiento */
h2 {
  background: linear-gradient(90deg, var(--text-main), var(--primary), var(--secondary), var(--text-main));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Efecto de brillo flotante en tarjetas */
.card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 0, 170, 0.03) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  z-index: 0;
}

.card:hover::after {
  opacity: 1;
}

/* Pulso suave del logo en la nav */
nav img.logo-nav {
  animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
  0%, 100% { box-shadow: 0 0 12px var(--primary); }
  50% { box-shadow: 0 0 25px var(--primary), 0 0 50px rgba(255, 0, 170, 0.3); }
}

/* Micro-animación de hover en botones .btn */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
  transition: left 0.5s ease;
  pointer-events: none;
}

.btn:hover::before {
  left: 100%;
}

/* Efecto de líneas de escaneo CRT cyberpunk sutiles */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9998;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.015) 2px,
    rgba(0, 0, 0, 0.015) 4px
  );
  opacity: 0.4;
}

/* Animación de entrada para las secciones */
.section.active {
  animation: sectionFadeIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes sectionFadeIn {
  from {
    opacity: 0;
    transform: translateY(15px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Glow suave en inputs al hacer focus */
.input-glass:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="url"]:focus,
input[type="number"]:focus,
textarea:focus {
  box-shadow: 0 0 0 2px rgba(255, 0, 170, 0.2), 0 0 20px rgba(255, 0, 170, 0.1);
  border-color: var(--glass-border-focus) !important;
  outline: none;
}

/* Animación de hover en las tarjetas de la sección de Precios */
.card.tilt-3d:hover {
  transform: translateY(-5px);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Botones Quick Reply mejorados */
.quick-btns button {
  position: relative;
  overflow: hidden;
}

.quick-btns button::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease;
  pointer-events: none;
}

.quick-btns button:hover::after {
  width: 200%;
  height: 200%;
}

/* Animación suave de las partículas del chat bot */
.chat-wrap {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 60px rgba(255, 0, 170, 0.05);
}

.chat-wrap:hover {
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.5), 0 0 80px rgba(0, 240, 255, 0.08);
  transition: box-shadow 0.5s ease;
}

/* Efecto de respiración del status del bot */
.chat-status {
  animation: statusBreathe 2s ease-in-out infinite;
}

@keyframes statusBreathe {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

/* ==========================================
   🌟 ANIMACIONES PREMIUM Y EFECTOS DINÁMICOS
   ========================================== */

/* Glow ambiental dinámico en la navbar */
@keyframes navGlow {
  0%, 100% { box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.1), 0 0 20px rgba(255, 0, 170, 0.08); }
  33% { box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.1), 0 0 25px rgba(0, 240, 255, 0.1); }
  66% { box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.1), 0 0 20px rgba(142, 45, 226, 0.1); }
}

nav {
  animation: navGlow 8s ease-in-out infinite;
}

/* Animación de entrada suave para secciones (fadeInUp) */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section {
  animation: fadeInUp 0.6s ease-out;
}

/* Efecto hover neon en los tabs de navegación */
nav ul li {
  position: relative;
  transition: all 0.3s ease;
}

nav ul li::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  transition: all 0.35s ease;
  transform: translateX(-50%);
  box-shadow: 0 0 8px var(--primary-glow);
}

nav ul li:hover::after,
nav ul li.active::after {
  width: 80%;
}

/* Borde neón animado en cards al hover */
@keyframes borderNeonShift {
  0%, 100% { border-color: rgba(255, 0, 170, 0.3); }
  33% { border-color: rgba(0, 240, 255, 0.3); }
  66% { border-color: rgba(142, 45, 226, 0.4); }
}

.card:hover,
.card.tilt-3d:hover {
  animation: borderNeonShift 3s ease-in-out infinite;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(255, 0, 170, 0.08);
}

/* Efecto de brillo scanning en botones principales */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: left 0.5s ease;
  pointer-events: none;
}

.btn:hover::before {
  left: 100%;
}

/* Resplandor suave pulsante para el logo */
@keyframes logoBreathing {
  0%, 100% { filter: drop-shadow(0 0 6px rgba(255, 0, 170, 0.3)); }
  50% { filter: drop-shadow(0 0 16px rgba(0, 240, 255, 0.5)); }
}

.logo-nav {
  animation: logoBreathing 4s ease-in-out infinite;
}

/* Efecto shimmer para títulos de sección */
@keyframes shimmerText {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

h2, h3 {
  background: linear-gradient(90deg, var(--text-main) 0%, var(--secondary) 50%, var(--text-main) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmerText 6s linear infinite;
}

/* Mejorar el reproductor de música con glow */
.music-player {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 15px rgba(255, 0, 170, 0.06);
  transition: box-shadow 0.4s ease;
}

.music-player:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 25px rgba(0, 240, 255, 0.1);
}