/* ===== YATB - DARK MODE MINIMALIST DESIGN ===== */
/* Inspired by Cetus.zone aesthetic */

/* ===== CSS VARIABLES ===== */
:root {
  /* Dark Theme Colors */
  --bg-primary: #0a0e27;
  --bg-secondary: #111633;
  --bg-tertiary: #1a1f3a;
  --bg-card: #151a33;
  --bg-card-hover: #1a2040;
  
  /* Accent Colors */
  --primary-color: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary-color: #3b82f6;
  --accent-color: #22d3ee;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  
  /* Text Colors */
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --text-muted: #475569;
  --text-white: #ffffff;
  
  /* Border Colors */
  --border-primary: rgba(148, 163, 184, 0.1);
  --border-secondary: rgba(148, 163, 184, 0.05);
  --border-accent: rgba(99, 102, 241, 0.3);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #6366f1 0%, #3b82f6 100%);
  --gradient-accent: linear-gradient(135deg, #22d3ee 0%, #3b82f6 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #22d3ee 100%);
  
  /* Glass Effect */
  --glass-bg: rgba(21, 26, 51, 0.7);
  --glass-border: rgba(148, 163, 184, 0.1);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
  --shadow-glow-accent: 0 0 30px rgba(34, 211, 238, 0.4);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Font Sizes */
  --font-xs: 0.75rem;
  --font-sm: 0.875rem;
  --font-base: 1rem;
  --font-lg: 1.125rem;
  --font-xl: 1.25rem;
  --font-2xl: 1.5rem;
  --font-3xl: 1.875rem;
  --font-4xl: 2.25rem;
  --font-5xl: 3rem;
  --font-6xl: 4rem;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* Container */
  --container-max-width: 1280px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Z-index */
  --z-fixed: 100;
  --z-modal: 1000;
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-family: 'Space Grotesk', 'Space Grotesk Fallback', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
  /* font-family moved to html for global effect */
  font-weight: var(--font-weight-normal);
  color: var(--text-primary);
  background: radial-gradient(120% 80% at bottom, #233237 0%, #152030 26%, #0a0f15 80%, #050810 100%) !important;
    /*background: linear-gradient(
    135deg,
    #233237 0%,
    #152030 25%,
    #0a0f15 50%,
    #152030 75%,
    #050810 100%
    );*/
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

/* ===== SELECTION ===== */
::selection {
  background-color: var(--primary-color);
  color: var(--text-white);
}

/* ===== UTILITY CLASSES ===== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.section {
  padding: var(--spacing-4xl) 0;
  position: relative;
}

.grid {
  display: grid;
  gap: var(--spacing-xl);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.875rem 1.75rem;
    font-family: 'Space Grotesk', 'Space Grotesk Fallback', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-base);
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn--primary {
    background: #111a25;
    color: var(--text-white);
    box-shadow: none;
    filter: none;
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px 0 rgba(34, 44, 64, 0.32), 0 1.5px 6px 0 rgba(17, 26, 37, 0.18);
}

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-accent);
}

.btn--ghost:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--primary-color);
  color: var(--primary-light);
}

.btn--outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-primary);
}

.btn--outline:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  color: var(--text-primary);
}

.btn--large {
  padding: 1.125rem 2.25rem;
  font-size: var(--font-lg);
}

.btn--full {
  width: 100%;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(16, 22, 40, 0.55);
  backdrop-filter: blur(13px) saturate(160%);
  -webkit-backdrop-filter: blur(13px) saturate(160%);
  border-bottom: 1px solid rgba(148,163,184,0.08);
  z-index: var(--z-fixed);
  transition: all var(--transition-normal);
}

.header.scroll-header {
  box-shadow: 0 2px 12px 0 rgba(10,14,39,0.10);
  background: rgba(16, 22, 40, 0.72);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  text-decoration: none;
  transition: transform var(--transition-normal);
}

.nav__brand:hover {
  transform: translateY(-2px);
}

.nav__title {
    font-family: system-ui, -apple-system, sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: -0.5px;
}
.nav__title--lg { font-size: 2.1rem; letter-spacing: -0.8px; }

/* Header SUI badge (restored) */
.nav__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.6rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--font-xs);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.nav__badge .badge__logo {
  width: 14px;
  height: 14px;
  display: inline-block;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-3xl);
}

.nav__list {
  display: flex;
  list-style: none;
  gap: var(--spacing-2xl);
}

.nav__link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-sm);
  transition: color var(--transition-fast);
  position: relative;
  padding: 0.5rem 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-secondary);
  transition: width var(--transition-normal);
}

.nav__link:hover,
.nav__link.active-link {
  color: var(--text-white);
}

.nav__link:hover::after,
.nav__link.active-link::after {
  width: 100%;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

/* Language toggle removed: English-only site */

.nav__toggle,
.nav__close {
  display: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.nav__toggle:hover,
.nav__close:hover {
  color: var(--primary-light);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--spacing-3xl) + 80px);
  position: relative;
  overflow: hidden;
  background: none;
}

.hero__background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1; /* overlay above video */
  pointer-events: none;
  background:
    radial-gradient(circle, rgba(0,0,0,0.45) 70%, rgba(0,0,0,0.35) 80%, rgba(0,0,0,0.1) 90%, #00000059 100%),
    url('../images/hero-bg.png') center center / cover no-repeat;
}

/* Background video */
.hero__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0; /* behind .hero__background (z-index:1) */
  pointer-events: none;
  opacity: 1;
}

/* hide video on small screens to save bandwidth */
@media (max-width: 768px) {
  .hero__video { display: none; }
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .hero__video { display: none; }
}

.hero__gradient {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 96%;
    height: 1000px;
    background: #00000061;
    animation: floatSlow 25s 
ease-in-out infinite alternate;
    filter: blur(32px);
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.hero__grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 100%);
}

@keyframes floatSlow {
  0% {
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    transform: translate(-45%, -55%) scale(1.1);
  }
  100% {
    transform: translate(-55%, -50%) scale(0.95);
  }
}

.hero__container {
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--spacing-4xl);
  position: relative;
  z-index: 3;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: var(--font-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  backdrop-filter: blur(10px);
}

.badge__dot {
  width: 8px;
  height: 8px;
  background: var(--success-color);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero__title {
  font-size: var(--font-6xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
  color: var(--text-white);
  letter-spacing: -2px;
}

.hero__description {
  font-size: var(--font-xl);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.8;
  max-width: 90%;
}

.hero__description strong {
  color: var(--primary-light);
  font-weight: var(--font-weight-semibold);
}

.hero__stats {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: 0.8rem 0.8rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.stat:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
}

.stat__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--gradient-secondary);
  border-radius: var(--radius-md);
  color: var(--text-white);
  font-size: var(--font-lg);
}

.stat__content {
  display: flex;
  flex-direction: column;
}

.stat__number {
  font-size: var(--font-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-white);
  line-height: 1;
}

.stat__label {
  font-size: var(--font-sm);
  color: var(--text-tertiary);
}

.hero__buttons {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  align-items: center;
}

.hero__buttons .btn {
  padding: 0.875rem 1.75rem;
  font-size: var(--font-base);
}

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.dashboard-preview {
  background: #111a25;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: all var(--transition-slow);
  position: relative;
  z-index: 2;
}

.dashboard-preview:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-glow-accent), var(--shadow-xl);
}

.dashboard-preview__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-secondary);
}

.preview__dots {
  display: flex;
  gap: 0.5rem;
}

.preview__dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-tertiary);
}

.preview__dots span:nth-child(1) {
  background: var(--danger-color);
}

.preview__dots span:nth-child(2) {
  background: var(--warning-color);
}

.preview__dots span:nth-child(3) {
  background: var(--success-color);
}

.preview__title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
}

.preview__status {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  border-radius: var(--radius-full);
  font-size: var(--font-xs);
  color: var(--success-color);
  font-weight: var(--font-weight-medium);
}

.status__dot {
  width: 6px;
  height: 6px;
  background: var(--success-color);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.dashboard-preview__body {
  position: relative;
  padding: var(--spacing-sm);
  background: var(--bg-primary);
}

.preview__image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
}

.preview__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, transparent 0%, #111a25 100%);
  pointer-events: none;
}

.floating-card {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
  backdrop-filter: blur(20px);
  animation: float 3s ease-in-out infinite;
  min-width: 200px;
  pointer-events: none; /* do not block clicks below */
}

.floating-card--1 {
  top: 20%;
  right: -15%;
  animation-delay: 0s;
}

.floating-card--2 {
  bottom: 32%;
  left: -22%;
  animation-delay: 1.5s;
}

.card__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.card__icon {
  font-size: var(--font-xl);
}

.card__title {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.card__content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.card__value {
  font-size: var(--font-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-white);
}

.card__value.positive {
  color: var(--success-color);
}

.card__change {
  font-size: var(--font-sm);
  color: var(--success-color);
  font-weight: var(--font-weight-medium);
}

.card__address {
  font-size: var(--font-base);
  font-family: 'Monaco', 'Courier New', monospace;
  color: var(--text-white);
  margin-bottom: 0.5rem;
}

.card__status {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: var(--font-sm);
  color: var(--success-color);
}

/* ===== SECURITY BANNER ===== */
.security-banner {
  /*background: var(--bg-primary);*/
  padding: var(--spacing-2xl) 0;
  position: relative;
  overflow: hidden;
  margin-top: -281px;
}
/*
.security-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-secondary);
}*/

.security-banner__content {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background: var(--glass-bg);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
}

.security-banner__icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-secondary);
  border-radius: var(--radius-xl);
  font-size: 2rem;
  color: var(--text-white);
  box-shadow: var(--shadow-glow);
}

.security-banner__text h3 {
  font-size: var(--font-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-white);
  margin-bottom: var(--spacing-sm);
}

.security-banner__text p {
  font-size: var(--font-base);
  color: var(--text-secondary);
  line-height: 1.8;
}

.security-banner__text strong {
  color: var(--primary-light);
  font-weight: var(--font-weight-semibold);
}

.security-banner__badge {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--success-color);
  border-radius: var(--radius-full);
  color: var(--success-color);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.badge__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--success-color);
  color: var(--text-white);
  border-radius: 50%;
  font-size: var(--font-xs);
}

/* ===== SECTION HEADERS ===== */
.section__header {
  text-align: center;
  margin-bottom: var(--spacing-4xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section__title {
  font-size: 3rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-white);
  margin-bottom: var(--spacing-md);
  letter-spacing: -1px;
  line-height: 1;
}

.section__subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.75rem;
}

/* ===== FEATURES SECTION ===== */
.features {
  /* background: var(--bg-primary); */
  position: relative;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  padding: var(--spacing-2xl);
  background: #111a25;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-secondary);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 0;
}

.feature-card:hover::before {
  opacity: 0.05;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-secondary);
  border-radius: var(--radius-lg);
  font-size: 1.5rem;
  color: var(--text-white);
  margin-bottom: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.feature-card__title {
  font-size: var(--font-xl);
  font-weight: var(--font-weight-normal);
  color: var(--text-primary);
  margin-bottom: 0;
  position: relative;
  z-index: 1;
}

.feature-card__description {
  font-size: var(--font-base);
  color: var(--text-secondary);
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

/* ===== ANIMATIONS ===== */
/* Reveal animation para elementos con .loading */
.loading {
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
  animation-fill-mode: both;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* ===== RESPONSIVE DESIGN ===== */
@media screen and (max-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero__description {
    max-width: 100%;
  }
  
  .hero__stats,
  .hero__buttons {
    justify-content: center;
  }
  
  .floating-card--1,
  .floating-card--2 {
    display: none;
  }
}

@media screen and (max-width: 768px) {
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-primary);
    padding: var(--spacing-3xl) var(--spacing-xl);
    transition: right var(--transition-normal);
    z-index: 100;
  }
  
  .nav__menu.show-menu {
    right: 0;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  }
  
  .nav__list {
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
  }
  
  .nav__link {
    font-size: var(--font-lg);
    padding: 0.75rem 0;
  }
  
  .nav__close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: 1.75rem;
  }
  
  .nav__toggle,
  .nav__close {
    display: block;
  }
  
  :root {
    --font-6xl: 2.5rem;
    --font-5xl: 2rem;
    --font-4xl: 1.75rem;
  }
  
  .section {
    padding: var(--spacing-3xl) 0;
  }

  .section__title {
    font-size: 2rem;
  }

  .section__subtitle {
    font-size: 1.125rem;
  }

  .cta__title {
    font-size: 2rem;
  }

  .cta__description {
    font-size: 1.125rem;
  }

  .security-banner__content {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
  }


  .security-banner__icon {
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
  }

  .security-banner__text h3 {
    font-size: var(--font-xl);
  }

  .security-banner__badge {
    align-self: center;
  }

  .hero {
      margin-top: 5rem;
      align-items: flex-start;
      min-height: 50vh;
      padding-bottom: 0px;
  }

  .security-banner {
    margin-top: unset;
    padding-bottom: 1px;
  }

  .nav {
    padding: 1.25rem var(--spacing-lg) 1.25rem var(--spacing-lg);
  }

  .nav__actions .btn {
    display: none;
  }

  .desktop-only {
    display: none;
  }

  .mobile-only {
    display: block;
  }

  .hero__note {
    align-items: flex-start;
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }
}

@media screen and (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.btn:focus-visible,
.nav__link:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 4px;
}

.btn i { font-size: 1.05em; margin-right: .5rem; display: inline-block; }

/* ===== HOW IT WORKS ===== */

.how-it-works {
    padding-bottom: 6px;
}

.how-it-works__content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-4xl);
}

.steps {
  display: grid;
  gap: var(--spacing-xl);
}

.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

.step__number {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: rgba(99,102,241,0.1);
  border: 1px solid var(--border-accent);
  color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
}

.step__title {
  color: var(--text-white);
  margin-bottom: var(--spacing-xs);
}
.step__title i {
  color: var(--primary-light);
  margin-right: .5rem;
  vertical-align: middle;
}

.step__title svg {
  color: var(--primary-light);
  margin-right: .5rem;
  vertical-align: middle;
  width: 1.25rem;
  height: 1.25rem;
}

.step:nth-child(1) .step__title i { color: #6a5bcd; }
.step:nth-child(2) .step__title i { color: #007bff; }
.step:nth-child(3) .step__title i { color: #22d3ee; }
.step:nth-child(4) .step__title i { color: #4ade80; }

.step:nth-child(1) .step__title svg { color: #6a5bcd; }
.step:nth-child(2) .step__title svg { color: #007bff; }
.step:nth-child(3) .step__title svg { color: #22d3ee; }
.step:nth-child(4) .step__title svg { color: #4ade80; }

.step__description { color: var(--text-secondary); }

.step__list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--text-secondary);
}

.step__list li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.step__list li::before {
  content: '•';
  color: var(--primary-color);
  font-weight: bold;
  margin-right: 0.5rem;
}

.security-diagram {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.diagram__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  min-width: 120px;
  text-align: center;
  color: var(--text-secondary);
}

.diagram__node i {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.diagram__node svg {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  width: 2rem;
  height: 2rem;
}

.diagram__arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.diagram__arrow::before {
  content: '';
  width: 2px;
  height: 27px;
  background: var(--primary-color);
}

.arrow__label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -22%);
  background: var(--bg-secondary);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.diagram__arrow--1::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 8px solid var(--primary-color);
}

.diagram__arrow--2::after {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-bottom: 8px solid var(--primary-color);
}

.diagram__arrow--1 .arrow__label {
  transform: translate(-50%, -75%);
}

.diagram__note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  color: var(--text-secondary);
  font-size: var(--font-sm);
  margin-top: var(--spacing-md);
}

.diagram__note i {
  color: var(--success-color);
}

@media screen and (max-width: 1024px) {
  .how-it-works__content { grid-template-columns: 1fr; }
}

/* ===== FOOTER ===== */
.footer { padding: var(--spacing-4xl) 0; background: rgba(2,6,23,0.2); border-top: 1px solid var(--border-primary); }
.footer__content { display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--spacing-4xl); }
.footer__brand { display: grid; gap: var(--spacing-md); }
.footer__title { font-weight: var(--font-weight-bold); color: var(--text-white); font-size: var(--font-2xl); }
.footer__description { color: var(--text-secondary); max-width: 520px; }
.footer__social { display: flex; gap: var(--spacing-md); }
.footer__social-link { color: var(--text-secondary); font-size: var(--font-xl); transition: color var(--transition-fast); text-decoration: none; }
.footer__social-link:hover { color: var(--text-white); }
.footer__links { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-2xl); }
.footer__column-title, .footer__title { color: var(--text-white); }
.footer__list { list-style: none; display: grid; gap: 0.5rem; }
.footer__link { color: var(--text-secondary); text-decoration: none; font-size: var(--font-sm); }
.footer__bottom { margin-top: var(--spacing-3xl); display: flex; align-items: center; justify-content: space-between; color: var(--text-secondary); }
.footer__badge { display: flex; align-items: center; gap: var(--spacing-sm); }
.sui-badge { width: 16px; height: 16px; color: currentColor; }

@media screen and (max-width: 1024px) {
  .footer__content { grid-template-columns: 1fr; }
  .footer__links { grid-template-columns: repeat(2, 1fr); }
}

/* ===== CHAIN SLIDER ===== */
.chain-slider { display: inline-block; position: relative; overflow: hidden; vertical-align: baseline; margin-left: .35rem; vertical-align: bottom;}
.chain-item { display: none; align-items: center; gap: .4rem; padding: .1rem .5rem; border: 1px solid var(--glass-border); background: var(--glass-bg); border-radius: 999px; color: var(--text-secondary); }
.chain-item.active { display: inline-flex; color: var(--text-white); border-color: var(--border-accent); background: rgba(99,102,241,0.12); }
.chain-icon { width: 14px; height: 14px; filter: brightness(0) invert(1); opacity: .9; }

/* ===== HERO NOTE ===== */
.hero__note { font-size: var(--font-sm); color: var(--text-tertiary); margin-top: .5rem; display: flex; align-items: center; gap: .4rem; }
/* SUI icon used inside feature card */
.sui-badge-icon { width: 20px; height: 20px; opacity: .95; display: inline-block; }

/* Ensure inline SVG uses currentColor and scales nicely inside icons */
.feature-card__icon .sui-badge-icon, .sui-badge { fill: currentColor; }
/* ===== PRICING SECTION ===== */
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-3xl);
}

/* ===== BOTS SECTION ===== */
.bots__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: var(--spacing-2xl); margin-top: var(--spacing-2xl); }
.bot-card { background: var(--bg-card); border: 1px solid var(--border-primary); border-radius: var(--radius-xl); padding: var(--spacing-2xl) var(--spacing-xl); position: relative; transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal); }
.bot-card:hover { transform: translateY(-6px); border-color: var(--border-accent); box-shadow: var(--shadow-glow), var(--shadow-lg); }
.bot-card--featured { border-color: var(--primary-color); background: linear-gradient(180deg, rgba(99,102,241,.06) 0%, var(--bg-card) 60%); }
.bot-card__badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); padding: .35rem .9rem; background: var(--gradient-secondary); color: var(--text-white); border-radius: 999px; font-size: var(--font-xs); font-weight: var(--font-weight-semibold); }
.bot-card__icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 12px; background: rgba(99,102,241,.12); color: var(--primary-light); margin-bottom: var(--spacing-md); font-size: 22px; border: 1px solid var(--border-accent); }

/* Make feature and bot icons consistent */
.feature-card__icon, .bot-card__icon { display: grid; place-items: center; }
.feature-card__icon i, .bot-card__icon i { font-size: 22px; }
.feature-card__icon, .bot-card__icon { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); border: 1px solid var(--border-secondary); color: var(--primary-light); }

/* Prevent gradient span from breaking layout on small screens */
.feature-card__title .text-gradient, .bot-card__title .text-gradient, .section__title .text-gradient, .hero__title .text-gradient, .cta__title .text-gradient {
  white-space: nowrap;
}
.bot-card__title { color: var(--text-white); font-size: var(--font-2xl); margin-bottom: 0; }
.bot-card__subtitle { color: var(--text-secondary); margin-bottom: 0; }
.bot-card__description { color: var(--text-secondary); margin-bottom: var(--spacing-md); }
.bot-card__features { list-style: none; display: grid; gap: .35rem; margin-bottom: var(--spacing-xl); }
.bot-card__features li { display: flex; gap: .5rem; color: var(--text-secondary); font-size: var(--font-sm);} 
.bot-card__features i { color: var(--success-color); margin-top: 2px; }

.bot-card__header { display: flex; align-items: center; gap: 1rem; margin-bottom: var(--spacing-sm); }
.bot-card__text { display: flex; flex-direction: column; margin-top: -19px;}
.bot-card:nth-child(1) .bot-card__icon { color: #10b981; }
.bot-card:nth-child(1) .bot-card__subtitle { color: #10b981; }
.bot-card:nth-child(2) .bot-card__icon { color: #3b82f6; }
.bot-card:nth-child(2) .bot-card__subtitle { color: #3b82f6; }
.bot-card:nth-child(3) .bot-card__icon { color: #f59e0b; }
.bot-card:nth-child(3) .bot-card__subtitle { color: #f59e0b; }

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.pricing-card--featured {
  border-color: var(--primary-color);
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.05) 0%, var(--bg-card) 50%);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.375rem 1rem;
  background: var(--gradient-secondary);
  color: var(--text-white);
  font-size: var(--font-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.pricing-card__title {
  font-size: var(--font-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-white);
  margin-bottom: var(--spacing-md);
}

.pricing-card__badge-new {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid var(--border-accent);
  color: var(--primary-color);
  font-size: var(--font-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
}

.pricing-card__features {
  list-style: none;
  margin-bottom: var(--spacing-2xl);
}

.pricing-card__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  color: var(--text-secondary);
  font-size: var(--font-sm);
}

.pricing-card__features i {
  color: var(--success-color);
  font-size: var(--font-md);
  margin-top: 2px;
  flex-shrink: 0;
}

.pricing__note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-3xl);
  padding: var(--spacing-lg);
  background: rgba(99, 102, 241, 0.05);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-size: var(--font-sm);
  text-align: center;
  max-width: 81%;
  margin: -64px auto;
}

.pricing__note i {
  color: var(--primary-color);
  font-size: var(--font-lg);
  flex-shrink: 0;
}

/* ===== CTA SECTION ===== */
.cta {
  background: linear-gradient(135deg, #111a25 0%, #0a0f15 50%, #050810 100%);
  padding: var(--spacing-4xl) 0;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(34, 211, 238, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.cta__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta__title {
  font-size: 3rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-white);
  margin-bottom: var(--spacing-lg);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  line-height: 1;
}

.cta__description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.75rem;
}

.cta__description--bold {
  font-weight: var(--font-weight-semibold);
  color: var(--text-white);
  font-size: var(--font-xl);
  margin-bottom: var(--spacing-2xl);
}

.cta__features {
  list-style: none;
  padding: 0;
  margin: var(--spacing-2xl) 0 var(--spacing-xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  max-width: 100%;
}

.cta__features li {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: rgba(21, 26, 51, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  font-size: var(--font-sm);
  color: var(--text-primary);
}

.cta__features li:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.2);
}

.cta__features li i {
  font-size: var(--font-lg);
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.cta__features li svg {
  font-size: var(--font-lg);
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
  width: var(--font-lg);
  height: var(--font-lg);
}

.cta__features li strong {
  color: var(--text-white);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-sm);
}

.cta__buttons {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 1024px) {
  .cta__features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .cta__features {
    grid-template-columns: 1fr;
  }
  
  .cta__buttons {
    flex-direction: column;
    align-items: center;
  }
}

/* ===== TEXT GRADIENT UTILITY ===== */
.text-gradient {
  display: inline-block;
  background: linear-gradient(135deg, #6366f1, #22d3ee);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.mobile-only {
  display: none;
}

/* ===== FEATURE CARD ICONS & LISTS ===== */
.feature-card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  margin-bottom: 0;
}
.feature-card__icon img {
  width: 28px;
  height: auto;
  filter: grayscale(0) brightness(1);
}
.feature-card__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: var(--spacing-md);
}
.feature-card:nth-child(1) .feature-card__icon { color: #6366f1; }
.feature-card:nth-child(2) .feature-card__icon { color: #10b981; }
.feature-card:nth-child(3) .feature-card__icon { color: #3b82f6; }
.feature-card:nth-child(4) .feature-card__icon { color: #f59e0b; }
.feature-card:nth-child(5) .feature-card__icon { color: #f5f5f5; }
.feature-card:nth-child(6) .feature-card__icon { color: #22d3ee; }
.feature-card__list {
  margin: 0;
  padding-left: 1.1rem;
  list-style: disc;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  display: block;
}
.feature-card__list li {
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

/* Slightly elevate feature cards and match the visual example */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

/* Hide hero buttons on screens with height less than 1074px (MacBooks and similar laptops) */
@media screen and (max-height: 1074px) {
  .hero__buttons {
    display: none;
  }

  .hero__description, .hero__stats {
    margin-bottom: var(--spacing-md);
  }
  .security-banner__content {
        margin-top: 2rem;
  }
}