:root {
  /* Color Palette - Premium & Modern DARK (Default) */
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;

  --bg-deep: #020617;
  --bg-card: rgba(15, 23, 42, 0.7);
  --bg-glass: rgba(15, 23, 42, 0.6);

  --text-main: #f1f5f9;
  --text-muted: #bed9ff;
  --border-glass: rgba(255, 255, 255, 0.1);

  --font-heading: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  --transition-premium: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
html {
  scroll-padding-top: 80px;
  overflow-x: hidden;
}
html,
body {
  width: 100%;
}
* {
  box-sizing: border-box;
}

body {
  overflow-x: hidden;
  font-family: var(--font-body);
  background-color: var(--bg-deep);
  color: var(--text-main);
  -webkit-overflow-scrolling: touch;
  position: relative;
}

.text-muted {
  color: var(--text-muted) !important;
}

h1,
h2,
h3,
h4,
.navbar-brand {
  font-family: var(--font-heading);
}

/* Luces de fondo (Glow effects) */
.bg-glow {
  position: absolute;
  width: min(600px, 100vw);
  height: min(600px, 100vw);
  background: radial-gradient(
    circle,
    rgba(59, 130, 246, 0.15) 0%,
    rgba(2, 6, 23, 0) 70%
  );
  top: -200px;
  left: -200px;
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
}
.bg-glow-right {
  position: absolute;
  width: min(500px, 100vw);
  height: min(500px, 100vw);
  background: radial-gradient(
    circle,
    rgba(6, 182, 212, 0.15) 0%,
    rgba(2, 6, 23, 0) 70%
  );
  bottom: 20%;
  right: -150px;
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
}

.text-gradient {
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-cyan {
  color: var(--accent-cyan) !important;
}

.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: 1.5rem;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.05);
  transition: var(--transition-premium);
  text-align: center;
}

.glass-card:hover {
  transform: translateY(-3px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.3);
}

/* Botones Premium */
.btn-premium {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-indigo));
  color: white !important;
  border: none;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: var(--transition-premium);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
  text-decoration: none;
  display: inline-block;
}

.btn-premium:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
  color: white;
}

.btn-glow {
  position: relative;
  overflow: hidden;
}

.btn-glow::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.2) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.btn-glow:hover::after {
  opacity: 1;
}

/* Botón Premium Pequeño */
.btn-premium.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

/* Botón Premium Grande */
.btn-premium.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

/* Botón Sutil mejorado */
.btn-subtle {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition-premium);
  backdrop-filter: blur(10px);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-subtle:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
  color: var(--text-main);
}

/* Navbar */
.navbar-glass {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid transparent;
  transition: var(--transition-premium);
  padding: 1.5rem 0;
  width: 100% !important;
  max-width: 100% !important;
  left: 0 !important;
  right: 0 !important;
  box-sizing: border-box;
}

.navbar-glass .container {
  padding-left: 2rem;
  padding-right: 2rem;
  margin: 0 auto;
}

@media (min-width: 1200px) {
  .navbar-glass .container {
    max-width: 1100px;
  }
}

.navbar-glass.scrolled {
  padding: 0.8rem 0;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
}

@media (max-width: 991px) {
  .navbar-glass .container {
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
}

.dark-mode .navbar-glass.scrolled {
  background: rgba(2, 6, 23, 0.85);
}

/* Login Button Transition */
.btn-nav-login {
  background: transparent !important;
  border: 1.5px solid var(--accent-blue) !important;
  color: var(--accent-blue) !important;
  box-shadow: none !important;
}

.btn-nav-app {
  padding: 0.5rem 1.2rem !important;
  font-size: 0.85rem !important;
}

@media (max-width: 991px) {
  .btn-nav-app {
    padding: 0.4rem 1rem !important;
    font-size: 0.75rem !important;
  }
}

.navbar-brand {
  max-width: 60%;
  overflow: hidden;
}

@media (max-width: 380px) {
  .brand-text {
    font-size: 1.3rem;
  }
  .nav-logo {
    height: 32px;
  }
}

.nav-logo {
  height: 32px;
  width: auto;
  transition: var(--transition-premium);
}

.footer-logo {
  height: 28px;
}
.nav-link {
  color: var(--text-main) !important;
  font-weight: 500;
  margin: 0 10px;
  transition: color 0.3s ease;
}
.nav-link:hover {
  color: var(--accent-blue) !important;
}
.brand-text {
  font-weight: 800;
  font-size: 1.4rem;
  transition: var(--transition-premium);
}

/* Mantener colores de marca consistentes al scrollear */
.navbar-glass.scrolled .brand-text {
  background: none;
  -webkit-text-fill-color: initial;
}

.nav-link i {
  font-size: 0.9rem;
  margin-right: 5px;
  color: var(--accent-blue);
}

/* Botón Modo Oscuro */
.btn-dark-mode {
  background: rgba(52, 152, 219, 0.1);
  border: 1px solid rgba(52, 152, 219, 0.3);
  color: var(--accent-blue);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
}
.btn-dark-mode:hover {
  background: rgba(52, 152, 219, 0.2);
  box-shadow: 0 0 10px rgba(52, 152, 219, 0.3);
}

body.dark-mode .navbar-toggler {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
}

body.dark-mode .navbar-toggler i {
  color: var(--text-main);
}
.phone-frame {
  position: relative;
  display: inline-block;
  border: 8px solid #2a2a2a;
  border-radius: 35px;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.3),
    inset 0 0 0 1px #444;
  overflow: hidden;
  background: #000;
}
.phone-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.desktop-frame {
  position: relative;
  display: inline-block;
  background: #e0e0e0;
  border-radius: 15px 15px 0 0;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}
.desktop-frame::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 15px;
  background: #999;
  border-radius: 0 0 10px 10px;
}
.desktop-frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* Hero Section con Gymia Background */
.hero-section {
  position: relative;
  padding-top: 180px;
  padding-bottom: 120px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-gymia-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}

.gymia-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  transition: transform 10s ease-out;
}

.hero-section:hover .gymia-img {
  transform: scale(1.05);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* Toque oscuro azulado premium para no opacar títulos */
  background: radial-gradient(
    circle at center,
    rgba(15, 23, 42, 0.3) 0%,
    rgba(2, 6, 23, 0.8) 100%
  );
}

.dark-mode .hero-overlay {
  background: radial-gradient(
    circle at center,
    rgba(15, 23, 42, 0.6) 0%,
    rgba(2, 6, 23, 0.95) 100%
  );
}

.hero-badge {
  background: rgba(59, 130, 246, 0.1);
  color: var(--accent-blue);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 700;
  border: 1px solid rgba(59, 130, 246, 0.2);
  display: inline-block;
  margin-bottom: 25px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.2rem, 7vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 25px;
  letter-spacing: -2px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 45px;
  font-weight: 400;
  max-width: 800px;
  margin-inline: auto;
}

/* Animaciones Premium */
@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0px);
  }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

/* Scroll Indicator */
.scroll-indicator {
  display: flex;
  justify-content: center;
}
.nav-arrows {
  display: none !important;
}
@media (max-width: 991px) {
  .mouse {
    display: none !important;
  }
  .nav-arrows {
    display: flex !important;
    justify-content: center;
    color: var(--accent-cyan);
    font-size: 2.5rem;
    animation: arrowsScroll 2s infinite;
  }
}
@keyframes arrowsScroll {
  0% {
    transform: translateY(0);
    opacity: 0.3;
  }
  50% {
    transform: translateY(10px);
    opacity: 1;
  }
  100% {
    transform: translateY(0);
    opacity: 0.3;
  }
}

.mouse {
  width: 26px;
  height: 44px;
  border: 2px solid var(--text-muted);
  border-radius: 20px;
  position: relative;
}

.mouse::after {
  content: "";
  width: 4px;
  height: 8px;
  background: var(--accent-blue);
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
  animation: mouseScroll 2s infinite;
}

@keyframes mouseScroll {
  0% {
    opacity: 0;
    transform: translate(-50%, 0);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, 8px);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, 16px);
  }
}

/* Mockup Animado Hero */
.mockup-container {
  position: relative;
  width: 100%;
  max-width: 350px;
  margin: 0 auto;
}
.phone-mockup {
  border: 8px solid #cbd5e1;
  border-radius: 35px;
  padding: 20px;
  background: var(--bg-card);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
  z-index: 2;
}
.phone-mockup::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 20px;
  background: #cbd5e1;
  border-bottom-left-radius: 15px;
  border-bottom-right-radius: 15px;
}
.mockup-glow {
  position: absolute;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    circle at center,
    rgba(52, 152, 219, 0.1) 0%,
    transparent 70%
  );
  top: 0;
  left: 0;
  z-index: 1;
  animation: pulseGlow 3s infinite alternate;
}
@keyframes pulseGlow {
  0% {
    opacity: 0.5;
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1.1);
  }
}

/* Sección Caos */
.caos-section {
  padding: 70px 0;
  position: relative;
  overflow: hidden;
}

.caos-section::before,
.socio-section::before,
.funcionalidades-section::before,
.cta-section::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(
    circle at center,
    rgba(59, 130, 246, 0.05) 0%,
    transparent 70%
  );
  pointer-events: none;
  z-index: -1;
}
.caos-title,
.funcionalidades-section h2,
.cta-section h2 {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.2;
}

/* CSS Scroll Snap System */
.scroll-snap-container {
  display: flex;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
  height: 100%;
  width: 100%;
}

.scroll-snap-container::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

.scroll-snap-container.horizontal {
  flex-direction: row;
  scroll-snap-type: x mandatory;
}

.scroll-snap-container.vertical {
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
}

.scroll-snap-item {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  scroll-snap-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scroll-snap-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.browser-mockup {
  border: 1px solid var(--border-glass);
  border-radius: 1rem;
  background: var(--bg-deep);
  overflow: hidden;
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.5);
  transition: var(--transition-premium);
}

.browser-header {
  height: 30px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  padding: 0 15px;
  gap: 6px;
  border-bottom: 1px solid var(--border-glass);
}

.browser-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.browser-mockup:hover {
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.3);
}

.quote-box {
  background: rgba(59, 130, 246, 0.03);
  border-left: 4px solid var(--accent-blue);
  padding: 24px;
  border-radius: 12px;
  margin-top: 30px;
  backdrop-filter: blur(5px);
}

@media (max-width: 991px) {
  .caos-section {
    text-align: center;
    padding: 80px 0;
  }
}

/* Sección Socio App & Phone Mockup */
.socio-section {
  position: relative;
  overflow: hidden;
}

.phone-mockup-vertical {
  width: 290px;
  height: 610px;
  background: #020617;
  border: 10px solid #1e293b;
  border-radius: 35px; /* Android style: slightly less rounded than iPhone */
  position: relative;
  overflow: hidden;
  box-shadow:
    0 40px 80px -15px rgba(0, 0, 0, 0.6),
    0 0 30px rgba(59, 130, 246, 0.1);
}

/* Punch-hole camera (Android style) */
.phone-mockup-vertical::after {
  content: "";
  position: absolute;
  top: 15px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  background: #334155;
  border: 2px solid #1e293b;
  border-radius: 50%;
  z-index: 10;
}

.carousel-control-prev,
.carousel-control-next {
  display: none !important; /* Quitar flechas por CSS */
}

.phone-mockup-vertical .scroll-snap-container,
.phone-mockup-vertical .scroll-snap-item,
.phone-mockup-vertical img {
  height: 100%;
  width: 100%;
}

.mini-icon {
  width: 32px;
  height: 32px;
  background: rgba(6, 182, 212, 0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.shadow-2xl {
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

/* Beneficios Core */
.core-section {
  padding: 80px 0;
}
.feature-icon {
  font-size: 2.5rem;
  color: var(--accent-blue);
  margin-bottom: 20px;
  background: rgba(52, 152, 219, 0.1);
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 15px;
  box-shadow: inset 0 0 10px rgba(52, 152, 219, 0.1);
}

/* Sección Funcionalidades */
.funcionalidades-section {
  padding: 50px 0;
  position: relative;
}

.funcionalidades-section h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.funcionalidades-section .list-unstyled li:last-child {
  margin-bottom: 0;
}

@media (max-width: 991px) {
  .funcionalidades-section .order-2 {
    margin-top: 3rem;
  }

  .funcionalidades-section .ps-lg-5 {
    padding-left: 0;
  }
}

/* Sección Retención */
.caos-section,
.funcionalidades-section,
.retencion-section {
  padding: 50px 0;
  position: relative;
}
.streak-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(59, 130, 246, 0.2);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}
.streak-fire {
  color: #ff9800;
  text-shadow: 0 0 15px rgba(255, 152, 0, 0.3);
}

/* Footer */
.footer {
  background: transparent;
  padding: 80px 0 40px 0;
  border-top: 1px solid var(--border-glass);
}
.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-link:hover {
  color: var(--accent-blue);
}

/* Responsive Fixes */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }
  .hero-badge {
    font-size: 0.8rem;
    padding: 6px 16px;
  }
  .hero-subtitle {
    font-size: 1.05rem;
    margin-bottom: 30px;
    padding: 0 15px;
  }
  .brand-text {
    font-size: 1.2rem;
  }
  .nav-logo {
    height: 28px;
  }
  .hero-section {
    text-align: center;
    padding-top: 80px;
    padding-bottom: 40px;
  }
  .caos-section,
  .socio-section,
  .funcionalidades-section,
  .cta-section,
  .footer {
    padding-top: 10px !important;
    padding-bottom: 10px !important;
  }
  .hero-gymia-bg img {
    opacity: 0.3;
  }
  .hero-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    justify-content: center;
  }
  .hero-buttons a {
    width: auto;
    min-width: 200px;
    max-width: 90%;
    padding: 10px 20px;
    font-size: 0.9rem;
  }
  .btn-premium,
  .btn-subtle,
  .btn-premium.btn-lg {
    padding: 0.7rem 1.5rem;
    font-size: 0.9rem;
  }
  .mockup-container {
    margin-top: 50px;
  }
  .desktop-body {
    flex-direction: column;
    height: auto;
  }
  .admin-sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid #1e293b;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    padding: 10px;
  }
  .sidebar-brand {
    width: 100%;
    justify-content: center;
    margin-bottom: 0;
  }
  .admin-header-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .action-btns {
    flex-wrap: wrap;
  }
  .caos-title,
  .funcionalidades-section h2,
  .cta-section h2 {
    font-size: 1.8rem;
  }
  .feature-list p {
    font-size: 0.95rem;
  }
}

@media (max-width: 576px) {
  .hero-title {
    font-size: 1.5rem;
    letter-spacing: -1px;
  }
  .hero-badge {
    font-size: 0.7rem;
    padding: 4px 12px;
    margin-top: 20px;
    margin-bottom: 20px;
  }
  .hero-subtitle {
    font-size: 0.95rem;
    margin-bottom: 25px;
  }
  .caos-title,
  .funcionalidades-section h2,
  .cta-section h2 {
    font-size: 1.5rem !important;
    line-height: 1.2;
  }
  .feature-list p {
    font-size: 0.85rem;
  }
  .caos-section,
  .socio-section,
  .funcionalidades-section,
  .cta-section,
  .footer {
    padding-top: 10px !important;
    padding-bottom: 10px !important;
  }
  .glass-card {
    padding: 1.5rem !important;
  }
  .btn-premium,
  .btn-subtle,
  .btn-premium.btn-lg {
    padding: 0.6rem 1.2rem;
    font-size: 0.85rem;
  }
}

/* Ensure images have a slight dim for better integration */
img:not(.nav-logo):not(.footer-logo) {
  filter: brightness(0.9) contrast(1.1);
}

/* Smooth Transitions */
body,
.navbar-glass,
.hero-section,
.glass-card,
.footer {
  transition:
    background-color 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}

/* Responsive Feature Cards */
.feature-illustration img {
  max-width: 140px;
  height: auto;
  margin: 0 auto;
  display: block;
}

@media (max-width: 576px) {
  .glass-card {
    padding: 0.85rem !important;
    border-radius: 1.2rem !important;
  }
  .feature-illustration img {
    max-width: 70px !important;
  }
  .glass-card h4 {
    font-size: 0.9rem !important;
    margin-bottom: 0.4rem !important;
  }
  .glass-card p {
    font-size: 0.75rem !important;
    line-height: 1.3 !important;
    opacity: 0.9;
  }
  .phone-mockup-vertical {
    width: 220px !important;
    height: 460px !important;
    border-width: 8px !important;
    border-radius: 25px !important;
  }
  .phone-mockup-vertical::after {
    top: 10px !important;
    width: 10px !important;
    height: 10px !important;
  }
}