/**
 * PontajPro Enterprise Landing Page
 * Professional dark theme with enterprise aesthetics
 */

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

:root {
  /* Enterprise Color Palette */
  --primary: #0f172a;
  --primary-light: #1e293b;
  --primary-lighter: #334155;

  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-light: #60a5fa;
  --accent-glow: rgba(59, 130, 246, 0.3);

  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --bg-dark: #020617;
  --bg-card: rgba(30, 41, 59, 0.5);
  --bg-card-hover: rgba(30, 41, 59, 0.8);

  --border: rgba(148, 163, 184, 0.1);
  --border-light: rgba(148, 163, 184, 0.2);

  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #0ea5e9 100%);
  --gradient-dark: linear-gradient(180deg, #0f172a 0%, #020617 100%);
  --gradient-radial: radial-gradient(ellipse at top, #1e293b 0%, #020617 70%);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --section-padding: 6rem;
  --container-width: 1280px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px var(--accent-glow);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ========================================
   Navigation
======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: rgba(2, 6, 23, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition-normal);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-logo i {
  font-size: 1.25rem;
  color: white;
}

.brand-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.brand-badge {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: rgba(59, 130, 246, 0.15);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-menu > a:not(.btn) {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  transition: var(--transition-fast);
}

.nav-menu > a:not(.btn):hover {
  color: var(--text-primary);
}

/* ========================================
   Buttons
======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition-normal);
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md), 0 0 20px rgba(59, 130, 246, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

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

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

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

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

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

.btn-ghost-light {
  background: transparent;
  color: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.btn-white {
  background: white;
  color: var(--primary);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn-xl {
  padding: 1rem 2rem;
  font-size: 1.0625rem;
}

.btn-block {
  width: 100%;
}

/* ========================================
   Hero Section
======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  background: var(--gradient-radial);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--accent-light);
  margin-bottom: 1.5rem;
}

.hero-eyebrow i {
  font-size: 0.75rem;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-stats-row {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.hero-stat {
  text-align: left;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Device Showcase */
.hero-visual {
  position: relative;
}

.device-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  perspective: 1000px;
}

.device-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition-normal);
  transform: translateY(0);
}

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

.device-card:nth-child(2) {
  transform: translateY(-20px);
}

.device-card:nth-child(2):hover {
  transform: translateY(-28px);
}

.device-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.device-brand i {
  color: var(--accent);
}

.device-image {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.device-image i {
  font-size: 4rem;
  color: var(--text-muted);
  opacity: 0.5;
}

.device-hikvision .device-image i {
  color: #e53935;
  opacity: 0.7;
}

.device-unifi .device-image i {
  color: #0559c9;
  opacity: 0.7;
}

.device-zkteco .device-image i {
  color: #00a651;
  opacity: 0.7;
}

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

.device-features span {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 0.25rem 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 4px;
}

/* ========================================
   Trusted By Section
======================================== */
.trusted-by {
  padding: 3rem 0;
  background: var(--primary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trusted-header {
  text-align: center;
  margin-bottom: 2rem;
}

.trusted-header span {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.trusted-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4rem;
  flex-wrap: wrap;
}

.logo-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  opacity: 0.6;
  transition: var(--transition-fast);
}

.logo-item:hover {
  opacity: 1;
  color: var(--text-secondary);
}

.logo-item i {
  font-size: 1.5rem;
}

.logo-item span {
  font-weight: 500;
  font-size: 0.9375rem;
}

/* ========================================
   Section Styles
======================================== */
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--accent-light);
  margin-bottom: 1.5rem;
}

.section-badge.badge-light {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: white;
}

.section-badge i {
  font-size: 0.75rem;
}

.section-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-title .highlight {
  color: var(--accent);
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 4rem;
}

/* ========================================
   Hardware Section
======================================== */
.hardware {
  padding: var(--section-padding) 0;
  background: var(--gradient-dark);
}

.hardware .container {
  text-align: center;
}

.hardware-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
  text-align: left;
}

.hardware-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition-normal);
}

.hardware-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.hardware-card.card-large {
  grid-row: span 2;
}

.hardware-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hardware-logo {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #e53935, #c62828);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hardware-logo i {
  font-size: 1.25rem;
  color: white;
}

.hardware-logo.unifi {
  background: linear-gradient(135deg, #0559c9, #003d99);
}

.hardware-logo.zkteco {
  background: linear-gradient(135deg, #00a651, #007a3d);
}

.hardware-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.hardware-tag {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  background: rgba(59, 130, 246, 0.15);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}

.hardware-body p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.hardware-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.card-large .hardware-specs {
  grid-template-columns: repeat(3, 1fr);
}

.spec {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.spec i {
  color: var(--success);
  font-size: 0.75rem;
}

.hardware-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
}

.hardware-cta .cta-content {
  text-align: left;
}

.hardware-cta h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.hardware-cta p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

/* ========================================
   Features Section
======================================== */
.features {
  padding: var(--section-padding) 0;
  background: var(--bg-dark);
}

.features .container {
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: left;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.75rem;
  transition: var(--transition-normal);
}

.feature-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-icon i {
  font-size: 1.25rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ========================================
   Security Section
======================================== */
.security {
  padding: var(--section-padding) 0;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.security::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 40%);
}

.security-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.security h2 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: white;
}

.security h2 .highlight {
  color: rgba(255, 255, 255, 0.7);
}

.security-text > p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.security-features {
  display: grid;
  gap: 1.5rem;
}

.sec-feature {
  display: flex;
  gap: 1rem;
}

.sec-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sec-icon i {
  font-size: 1.125rem;
  color: white;
}

.sec-feature h4 {
  font-size: 1rem;
  font-weight: 600;
  color: white;
  margin-bottom: 0.25rem;
}

.sec-feature p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
}

.compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.compliance-badge {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition-normal);
}

.compliance-badge:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

.compliance-badge i {
  font-size: 2rem;
  color: white;
  display: block;
  margin-bottom: 0.75rem;
}

.compliance-badge span {
  font-size: 0.875rem;
  font-weight: 600;
  color: white;
}

/* ========================================
   Deployment Section
======================================== */
.deployment {
  padding: var(--section-padding) 0;
  background: var(--gradient-dark);
}

.deployment .container {
  text-align: center;
}

.deployment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: left;
}

.deploy-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  position: relative;
  transition: var(--transition-normal);
}

.deploy-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.deploy-card.deploy-featured {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
}

.deploy-badge {
  position: absolute;
  top: -0.75rem;
  right: 1.5rem;
  background: var(--gradient-primary);
  color: white;
  padding: 0.375rem 1rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

.deploy-icon {
  width: 56px;
  height: 56px;
  background: var(--bg-card-hover);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.deploy-icon i {
  font-size: 1.5rem;
  color: var(--accent);
}

.deploy-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.deploy-card > p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.deploy-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.deploy-features span {
  font-size: 0.8125rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.375rem 0.75rem;
  border-radius: 6px;
}

/* ========================================
   Pricing Section
======================================== */
.pricing {
  padding: var(--section-padding) 0;
  background: var(--bg-dark);
}

.pricing .container {
  text-align: center;
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.toggle {
  position: relative;
  width: 56px;
  height: 30px;
  cursor: pointer;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--primary-lighter);
  border-radius: 100px;
  transition: var(--transition-normal);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  left: 4px;
  bottom: 4px;
  background: white;
  border-radius: 50%;
  transition: var(--transition-normal);
}

.toggle input:checked + .toggle-slider {
  background: var(--accent);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(26px);
}

.save-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--success);
  background: rgba(16, 185, 129, 0.15);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  margin-left: 0.5rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: left;
}

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem;
  position: relative;
  transition: var(--transition-normal);
}

.price-card:hover {
  border-color: var(--border-light);
}

.price-card.price-featured {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  transform: scale(1.02);
}

.price-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  padding: 0.375rem 1.25rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}

.price-header {
  margin-bottom: 1.5rem;
}

.price-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.price-header p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.price-amount {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.price-amount .currency {
  font-size: 1rem;
  color: var(--text-muted);
  vertical-align: super;
}

.price-amount .amount {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.price-amount .period {
  font-size: 1rem;
  color: var(--text-muted);
}

.price-amount .custom {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.price-features {
  margin-bottom: 2rem;
}

.pf {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.pf i {
  color: var(--success);
  font-size: 0.875rem;
}

/* ========================================
   Final CTA Section
======================================== */
.final-cta {
  padding: var(--section-padding) 0;
  background: var(--gradient-primary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.final-cta .container {
  position: relative;
  z-index: 1;
}

.final-cta h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 1rem;
}

.final-cta > .container > .cta-content > p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.cta-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

/* ========================================
   Footer
======================================== */
.footer {
  background: var(--primary);
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border);
}

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand {
  max-width: 300px;
}

.brand-logo-footer {
  width: 44px;
  height: 44px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.brand-logo-footer i {
  font-size: 1.25rem;
  color: white;
}

.footer-brand > span {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-brand > p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.footer-social a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  padding: 0.375rem 0;
  transition: var(--transition-fast);
}

.footer-col a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.footer-bottom-left p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-bottom-right {
  display: flex;
  gap: 1.5rem;
}

.footer-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer-badge i {
  color: var(--accent);
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 1200px) {
  .hero h1 {
    font-size: 3.25rem;
  }

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

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

  .hardware-card.card-large {
    grid-row: auto;
    grid-column: span 2;
  }
}

@media (max-width: 1024px) {
  :root {
    --section-padding: 4rem;
  }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .hero-stats-row {
    justify-content: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
    margin-bottom: 2rem;
  }

  .device-showcase {
    max-width: 500px;
    margin: 0 auto;
  }

  .security-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .security-text {
    order: 1;
  }

  .sec-feature {
    text-align: left;
  }

  .compliance-grid {
    grid-template-columns: repeat(3, 1fr);
    max-width: 400px;
    margin: 0 auto;
  }

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

  .deployment-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .price-card.price-featured {
    transform: none;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-brand {
    max-width: none;
    text-align: center;
  }

  .footer-social {
    justify-content: center;
  }

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

@media (max-width: 768px) {
  .nav-menu > a:not(.btn) {
    display: none;
  }

  .nav-menu {
    gap: 1rem;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2.25rem;
  }

  .hero-stats-row {
    flex-wrap: wrap;
    gap: 1.5rem;
  }

  .device-showcase {
    grid-template-columns: 1fr;
    max-width: 280px;
  }

  .device-card:nth-child(2) {
    transform: none;
  }

  .device-card:nth-child(2):hover {
    transform: translateY(-8px);
  }

  .trusted-logos {
    gap: 2rem;
  }

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

  .hardware-card.card-large {
    grid-column: auto;
  }

  .card-large .hardware-specs {
    grid-template-columns: repeat(2, 1fr);
  }

  .hardware-cta {
    flex-direction: column;
    text-align: center;
  }

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

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

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

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .brand-badge {
    display: none;
  }

  .hero {
    padding: 6rem 0 3rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .hero-stats-row {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn-xl {
    width: 100%;
  }

  .section-title {
    font-size: 1.875rem;
  }

  .security h2 {
    font-size: 2rem;
  }

  .final-cta h2 {
    font-size: 1.75rem;
  }

  .cta-actions {
    flex-direction: column;
  }

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

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

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

.device-card {
  animation: float 6s ease-in-out infinite;
}

.device-card:nth-child(2) {
  animation-delay: -2s;
}

.device-card:nth-child(3) {
  animation-delay: -4s;
}