/* Nexo.Exchange - Cyber Teal High-Tech Landing Page Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Geist:wght@400;500;600;700&display=swap');

:root {
  /* Brand Fills */
  --bg-primary: #131313;
  --bg-darker: #0E0E0E;
  --bg-card: rgba(32, 31, 31, 0.75);
  --bg-card-hover: rgba(42, 42, 42, 0.85);
  --bg-elevated: #2A2A2A;
  
  /* Primary Teal Fills */
  --primary-teal: #18D9DA;
  --primary-teal-dark: #119B91;
  --primary-teal-fixed: #0EBDB1;
  --primary-teal-glow: rgba(24, 217, 218, 0.25);
  --on-primary: #FFFFFF;
  --accent-gradient: linear-gradient(135deg, #119B91 0%, #18D9DA 100%);
  --accent-gradient-glow: linear-gradient(135deg, rgba(17, 155, 145, 0.4) 0%, rgba(24, 217, 218, 0.4) 100%);
  --cyber-gold: #FFB800;
  
  /* Text & Border Tokens */
  --text-main: #F3F4F6;
  --text-muted: #9CA3AF;
  --text-secondary: #D1D5DB;
  --outline-subtle: rgba(255, 255, 255, 0.08);
  --outline-teal: rgba(24, 217, 218, 0.3);
  --outline-teal-strong: rgba(24, 217, 218, 0.7);

  /* Typography Families */
  --font-display: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-label: 'Geist', 'JetBrains Mono', monospace;

  /* Shadows & Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --box-shadow-glow: 0 0 35px rgba(24, 217, 218, 0.2);
  --box-shadow-card: 0 10px 30px rgba(0, 0, 0, 0.4);
}

/* Base Resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-body);
  overflow-x: hidden;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-darker);
}
::-webkit-scrollbar-thumb {
  background: #201F1F;
  border-radius: 4px;
  border: 1px solid var(--outline-teal);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-teal-dark);
}

/* Background Cyber Canvas & Ambient Lights */
#cyber-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
}

.ambient-glow-1 {
  top: -10%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(24, 217, 218, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
}

.ambient-glow-2 {
  top: 40%;
  right: -10%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(17, 155, 145, 0.12) 0%, rgba(0, 0, 0, 0) 70%);
}

.ambient-glow-3 {
  bottom: 10%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(24, 217, 218, 0.1) 0%, rgba(0, 0, 0, 0) 70%);
}

/* Container */
.cyber-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 10;
}

/* Typography Utilities */
.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-mono {
  font-family: var(--font-label);
}

/* Header & Glass Navbar */
.cyber-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.3s ease;
}

.cyber-header.scrolled {
  padding: 12px 0;
  background: rgba(14, 14, 14, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--outline-subtle);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.2vw, 10px);
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: clamp(1.15rem, 1.6vw, 1.3rem);
  letter-spacing: -0.5px;
  white-space: nowrap;
}

.brand-logo-icon {
  width: clamp(30px, 3vw, 36px);
  height: clamp(30px, 3vw, 36px);
  background: var(--accent-gradient);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 12px var(--primary-teal-glow);
  padding: 0;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.brand-logo-icon img,
.brand-logo-img {
  width: 20px !important;
  height: 20px !important;
  max-width: 60% !important;
  max-height: 60% !important;
  object-fit: contain !important;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.4));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.25s ease;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-teal);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary-teal);
  transition: width 0.25s ease;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Button UI Components */
.btn-cyber-outline {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--outline-teal);
  background: rgba(24, 217, 218, 0.05);
  color: var(--primary-teal);
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-cyber-outline:hover {
  background: rgba(24, 217, 218, 0.15);
  border-color: var(--primary-teal);
  box-shadow: 0 0 20px var(--primary-teal-glow);
  transform: translateY(-2px);
  color: #fff;
}

.btn-cyber-primary {
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--accent-gradient);
  color: #0E0E0E;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 0 25px rgba(24, 217, 218, 0.3);
  position: relative;
  overflow: hidden;
}

.btn-cyber-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.5s ease;
}

.btn-cyber-primary:hover::before {
  left: 100%;
}

.btn-cyber-primary:hover {
  box-shadow: 0 0 35px rgba(24, 217, 218, 0.5);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  padding-top: 170px;
  padding-bottom: 90px;
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: 30px;
  background: rgba(24, 217, 218, 0.08);
  border: 1px solid var(--outline-teal);
  color: var(--primary-teal);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-teal);
  box-shadow: 0 0 10px var(--primary-teal);
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(24, 217, 218, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(24, 217, 218, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(24, 217, 218, 0);
  }
}

.hero-title {
  font-size: 3.6rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 540px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
}

/* Hero Glass Staking Card */
.hero-glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--outline-teal);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--box-shadow-card), 0 0 40px rgba(24, 217, 218, 0.15);
  position: relative;
  z-index: 2;
  transform-style: preserve-3d;
  perspective: 1000px;
}

.card-header-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.card-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.card-title-icon {
  width: 44px;
  height: 44px;
  background: rgba(24, 217, 218, 0.12);
  border: 1px solid var(--outline-teal);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-teal);
}

.live-badge {
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #10B981;
  font-size: 0.78rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
}

.apy-display {
  background: linear-gradient(180deg, rgba(28, 27, 27, 0.9) 0%, rgba(20, 20, 20, 0.9) 100%);
  border: 1px solid var(--outline-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.apy-display::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
}

.apy-value {
  font-size: 3.2rem;
  font-weight: 800;
  font-family: var(--font-label);
  color: var(--primary-teal);
  line-height: 1;
  margin-bottom: 6px;
  text-shadow: 0 0 20px rgba(24, 217, 218, 0.4);
}

.apy-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.metric-box {
  background: rgba(14, 14, 14, 0.6);
  border: 1px solid var(--outline-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.metric-box-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.metric-box-value {
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-label);
}

/* Floating Elements around Hero Card */
.floating-element {
  position: absolute;
  background: rgba(28, 27, 27, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--outline-teal);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  z-index: 3;
  animation: float 6s ease-in-out infinite;
}

.float-top-right {
  top: -20px;
  right: -20px;
  animation-delay: 0s;
}

.float-bottom-left {
  bottom: -20px;
  left: -20px;
  animation-delay: 3s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(1deg); }
}

/* Stats Ticker Section */
.stats-ticker-section {
  padding: 30px 0;
  background: rgba(14, 14, 14, 0.8);
  border-top: 1px solid var(--outline-subtle);
  border-bottom: 1px solid var(--outline-subtle);
  position: relative;
  z-index: 10;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item {
  padding: 12px;
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--font-label);
  color: var(--text-main);
  line-height: 1.2;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Section Header styling */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px auto;
}

.section-tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(24, 217, 218, 0.08);
  border: 1px solid var(--outline-teal);
  color: var(--primary-teal);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Features Grid Section */
.features-section {
  padding: 120px 0;
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--outline-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(24, 217, 218, 0.1) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--outline-teal-strong);
  box-shadow: var(--box-shadow-card), 0 0 30px rgba(24, 217, 218, 0.15);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(24, 217, 218, 0.08);
  border: 1px solid var(--outline-teal);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-teal);
  margin-bottom: 24px;
  font-size: 1.5rem;
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon-wrapper {
  background: var(--accent-gradient);
  color: #0E0E0E;
  box-shadow: 0 0 20px var(--primary-teal-glow);
}

.feature-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Calculator Section */
.calculator-section {
  padding: 100px 0;
  background: rgba(14, 14, 14, 0.5);
  border-top: 1px solid var(--outline-subtle);
  border-bottom: 1px solid var(--outline-subtle);
}

.calculator-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--outline-teal);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--box-shadow-card);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.calc-controls {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.calc-group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.calc-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.calc-val-badge {
  font-family: var(--font-label);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary-teal);
}

/* Styled Range Input */
.cyber-range-input {
  width: 100%;
  height: 8px;
  -webkit-appearance: none;
  background: #2A2A2A;
  border-radius: 4px;
  outline: none;
}

.cyber-range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-teal);
  box-shadow: 0 0 15px var(--primary-teal);
  cursor: pointer;
  transition: transform 0.2s ease;
}

.cyber-range-input::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.duration-pills {
  display: flex;
  gap: 12px;
}

.duration-btn {
  flex: 1;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: rgba(28, 27, 27, 0.8);
  border: 1px solid var(--outline-subtle);
  color: var(--text-secondary);
  font-family: var(--font-label);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.duration-btn:hover, .duration-btn.active {
  background: rgba(24, 217, 218, 0.15);
  border-color: var(--primary-teal);
  color: var(--primary-teal);
}

.calc-result-box {
  background: linear-gradient(180deg, #1C1B1B 0%, #131313 100%);
  border: 1px solid var(--outline-teal);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
}

.result-row {
  margin-bottom: 24px;
}

.result-row:last-child {
  margin-bottom: 0;
}

.result-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.result-value {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--font-label);
  color: var(--primary-teal);
}

.result-value-sub {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-main);
  font-family: var(--font-label);
}

/* Staking Tiers Section */
.tiers-section {
  padding: 120px 0;
}

.tiers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.tier-card {
  background: var(--bg-card);
  border: 1px solid var(--outline-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.35s ease;
}

.tier-card.featured {
  background: linear-gradient(180deg, rgba(32, 31, 31, 0.95) 0%, rgba(20, 20, 20, 0.95) 100%);
  border-color: var(--primary-teal);
  box-shadow: 0 0 35px rgba(24, 217, 218, 0.2);
  transform: translateY(-8px);
}

.tier-card:hover {
  transform: translateY(-8px);
  border-color: var(--outline-teal);
}

.tier-featured-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-gradient);
  color: #0E0E0E;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.tier-name {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.tier-min-amount {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.tier-rate {
  font-size: 2.4rem;
  font-weight: 800;
  font-family: var(--font-label);
  color: var(--primary-teal);
  margin-bottom: 4px;
}

.tier-rate-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.tier-features {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.tier-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.tier-feature-icon {
  color: var(--primary-teal);
  font-size: 0.9rem;
}

/* Roadmap Section */
.roadmap-section {
  padding: 120px 0;
  position: relative;
  background: rgba(14, 14, 14, 0.4);
}

.roadmap-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.roadmap-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--outline-teal);
  transform: translateX(-50%);
}

.roadmap-item {
  display: flex;
  justify-content: flex-end;
  padding-right: 50px;
  position: relative;
  margin-bottom: 60px;
  width: 50%;
}

.roadmap-item:nth-child(even) {
  align-self: flex-end;
  justify-content: flex-start;
  padding-right: 0;
  padding-left: 50px;
  margin-left: 50%;
}

.roadmap-dot {
  position: absolute;
  top: 15px;
  right: -9px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--primary-teal);
  box-shadow: 0 0 15px var(--primary-teal);
}

.roadmap-item:nth-child(even) .roadmap-dot {
  right: auto;
  left: -9px;
}

.roadmap-content {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--outline-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.roadmap-phase {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary-teal);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.roadmap-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.roadmap-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* FAQ Section */
.faq-section {
  padding: 100px 0;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--outline-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.faq-item.active {
  border-color: var(--outline-teal);
}

.faq-question {
  width: 100%;
  padding: 22px 28px;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: var(--font-body);
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--primary-teal);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 28px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 28px 24px 28px;
}

/* CTA Footer Banner */
.cta-banner-section {
  padding: 90px 0;
}

.cta-banner-card {
  background: linear-gradient(135deg, rgba(17, 155, 145, 0.2) 0%, rgba(24, 217, 218, 0.05) 100%);
  border: 1px solid var(--outline-teal-strong);
  border-radius: var(--radius-xl);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 50px rgba(24, 217, 218, 0.15);
}

.cta-title {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

/* Modern Glass Footer */
.cyber-footer {
  background: var(--bg-darker);
  border-top: 1px solid var(--outline-subtle);
  padding: 70px 0 30px 0;
  position: relative;
  z-index: 10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 50px;
  margin-bottom: 60px;
}

.footer-brand-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-top: 16px;
  margin-bottom: 24px;
  line-height: 1.6;
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
}

.footer-link-item {
  margin-bottom: 12px;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.25s ease;
}

.footer-link:hover {
  color: var(--primary-teal);
}

.footer-bottom {
  border-top: 1px solid var(--outline-subtle);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.system-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10B981;
  font-size: 0.78rem;
  font-weight: 600;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .calculator-card {
    grid-template-columns: 1fr;
  }

  .tiers-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .nav-links, .nav-actions {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

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

  .features-grid {
    grid-template-columns: 1fr;
  }

  .tiers-grid {
    grid-template-columns: 1fr;
  }

  .roadmap-timeline::before {
    left: 20px;
  }

  .roadmap-item, .roadmap-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding-left: 50px;
    padding-right: 0;
  }

  .roadmap-dot, .roadmap-item:nth-child(even) .roadmap-dot {
    left: 11px;
  }

  .brand-logo {
    font-size: 1.1rem;
    gap: 8px;
  }

  .brand-logo-icon {
    width: 28px;
    height: 28px;
    border-radius: 7px;
  }

  .brand-logo-icon img,
  .brand-logo-img {
    width: 16px;
    height: 16px;
    max-width: 58%;
    max-height: 58%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .brand-logo {
    font-size: 1rem;
    gap: 6px;
  }

  .brand-logo-icon {
    width: 26px;
    height: 26px;
    border-radius: 6px;
  }

  .brand-logo-icon img,
  .brand-logo-img {
    width: 14px;
    height: 14px;
    max-width: 55%;
    max-height: 55%;
  }
}