/* ========================================
   Prompt Support - Premium AI-Native Design System
   ======================================== */

/* CSS Variables */
:root {
  /* Colors - Blue/Cyan AI palette */
  --color-primary: #3B82F6;
  --color-primary-hover: #2563EB;
  --color-primary-light: rgba(59, 130, 246, 0.08);
  --color-secondary: #06B6D4;
  --color-accent: #10B981;
  --color-gradient-start: #3B82F6;
  --color-gradient-end: #06B6D4;

  /* Backgrounds - Dark mode AI aesthetic */
  --bg-main: #09090B;
  --bg-section: #0F0F12;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-dark: #000000;
  --bg-hero-gradient: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(124, 58, 237, 0.3), transparent);

  /* Text - High contrast */
  --text-primary: #FAFAFA;
  --text-secondary: #A1A1AA;
  --text-muted: #71717A;
  --text-light: #52525B;
  --text-on-dark: #FFFFFF;

  /* Borders - Subtle glass effect */
  --border-light: rgba(255, 255, 255, 0.08);
  --border-card: rgba(59, 130, 246, 0.2);
  --border-glow: rgba(59, 130, 246, 0.5);

  /* Shadows - Glow effects */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 60px rgba(59, 130, 246, 0.4);
  --shadow-glow-sm: 0 0 30px rgba(59, 130, 246, 0.2);
  --shadow-cyan-glow: 0 0 40px rgba(6, 182, 212, 0.3);

  /* 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;

  /* Typography - Premium */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.75rem;
  --font-size-5xl: 3.75rem;
  --font-size-6xl: 5rem;

  /* Letter spacing */
  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-main);
  font-feature-settings: 'ss01' on, 'ss02' on;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul,
ol {
  list-style: none;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Typography - Premium */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
}

h1 {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.0;
}

h2 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

h3 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
}

h4 {
  font-size: var(--font-size-xl);
  font-weight: 600;
}

h5 {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

h6 {
  font-size: var(--font-size-base);
  font-weight: 600;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-glow {
  text-shadow: 0 0 40px rgba(124, 58, 237, 0.5);
}

/* Buttons - Premium with glow */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.875rem 1.75rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gradient-end) 100%);
  color: var(--text-on-dark);
  box-shadow: var(--shadow-glow-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.btn-primary:hover::before {
  opacity: 1;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
}

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

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.75rem 1rem;
}

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

/* Get Started Button */
.btn-get-started {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, #9333EA 100%);
  color: var(--text-on-dark);
  font-weight: 600;
  font-size: var(--font-size-base);
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-glow), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
}

.btn-get-started:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 80px rgba(124, 58, 237, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-get-started svg {
  width: 20px;
  height: 20px;
}

/* ========================================
   Header - Glassmorphism
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(9, 9, 11, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-base);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--font-size-lg);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
}

.nav-links {
  display: flex;
  gap: var(--spacing-xl);
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Clerk User Avatar */
.clerk-user-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 2px solid var(--border-light);
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition-fast);
  background: transparent;
}

.clerk-user-btn:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.3);
}

.clerk-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
}

.mobile-menu-btn {
  display: none;
  padding: var(--spacing-sm);
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 6px 0;
  transition: all var(--transition-base);
  transform-origin: center;
}

/* Animated hamburger → X */
.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Body scroll lock when mobile menu is open */
body.mobile-menu-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
}

/* ========================================
   Hero Section - AI Native
   ======================================== */
.hero {
  padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: var(--bg-main);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 140%;
  height: 100%;
  background: radial-gradient(ellipse 60% 40% at 50% 0%, rgba(124, 58, 237, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: 20%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

/* Floating particles */
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.6;
  animation: float 20s ease-in-out infinite;
}

.particle-1 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  top: 10%;
  left: -5%;
  animation-delay: 0s;
}

.particle-2 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
  top: 20%;
  right: 5%;
  animation-delay: -5s;
}

.particle-3 {
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
  bottom: 30%;
  left: 15%;
  animation-delay: -10s;
}

.particle-4 {
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
  top: 40%;
  right: 20%;
  animation-delay: -7s;
}

.particle-5 {
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
  bottom: 20%;
  right: 10%;
  animation-delay: -12s;
}

.particle-6 {
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
  top: 60%;
  left: 5%;
  animation-delay: -3s;
}

@keyframes float {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  25% {
    transform: translate(30px, -30px) scale(1.1);
  }

  50% {
    transform: translate(0, -50px) scale(1);
  }

  75% {
    transform: translate(-30px, -20px) scale(0.9);
  }
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.375rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  backdrop-filter: blur(10px);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
  box-shadow: 0 0 10px var(--color-accent);
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.7;
    transform: scale(1.1);
  }
}

.hero h1 {
  margin-bottom: var(--spacing-lg);
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  line-height: 1.05;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.hero-cta-note {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.hero-cta-note::before {
  content: '';
  width: 4px;
  height: 4px;
  background: var(--text-muted);
  border-radius: 50%;
}

.hero-image {
  margin-top: var(--spacing-4xl);
  position: relative;
}

.hero-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  border: 1px solid var(--border-light);
}

.hero-image::before {
  content: '';
  position: absolute;
  inset: -1px;
  background: linear-gradient(180deg, var(--border-card) 0%, transparent 50%);
  border-radius: var(--radius-xl);
  z-index: -1;
}

/* ========================================
   Prompt Support in Action (Demo)
   ======================================== */
.shiploop-demo {
  background: var(--bg-section);
}

/* 3-column steps grid variant */

.demo-embed-container {
  max-width: 900px;
  margin: 0 auto;
}

.demo-embed-placeholder {
  background: var(--bg-card);
  border: 1px dashed var(--border-light);
  border-radius: var(--radius-2xl);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.demo-placeholder-content {
  padding: var(--spacing-3xl);
}

.demo-placeholder-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
  animation: spin 4s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.demo-placeholder-content h4 {
  margin-bottom: var(--spacing-sm);
}

.demo-placeholder-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.demo-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
}

/* ========================================
   Social Proof
   ======================================== */
.social-proof {
  padding: var(--spacing-3xl) 0;
  border-bottom: 1px solid var(--border-light);
}

.social-proof-label {
  text-align: center;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xl);
}

.logo-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-2xl);
}

.logo-grid img {
  height: 28px;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: all var(--transition-base);
}

.logo-grid img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ========================================
   Section Base
   ======================================== */
.section {
  padding: var(--spacing-4xl) 0;
}

.section-alt {
  background: var(--bg-section);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-3xl);
}

.section-label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}

.section-header h2 {
  margin-bottom: var(--spacing-md);
}

.section-header p {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
}

/* ========================================
   How It Works - Animated Loop
   ======================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  position: relative;
}

.steps-grid-3 {
  grid-template-columns: repeat(3, 1fr);
  max-width: 900px;
  margin: 0 auto;
  justify-content: center;
}

.steps-grid-3::before {
  display: none;
}

/* Connecting line animation */
.steps-grid::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg,
      var(--color-primary) 0%,
      var(--color-secondary) 50%,
      var(--color-primary) 100%);
  background-size: 200% 100%;
  animation: flowLine 3s ease-in-out infinite;
  z-index: 0;
  opacity: 0.5;
}

@keyframes flowLine {

  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

.step-card {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 2px solid transparent;
  transition: all var(--transition-base);
  position: relative;
  z-index: 1;
  animation: stepPulse 4s ease-in-out infinite;
}

/* Sequential animation delays for loop effect */
.step-card:nth-child(1) {
  animation-delay: 0s;
}

.step-card:nth-child(2) {
  animation-delay: 1s;
}

.step-card:nth-child(3) {
  animation-delay: 2s;
}

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

@keyframes stepPulse {

  0%,
  20%,
  100% {
    border-color: var(--border-light);
    box-shadow: none;
    transform: translateY(0);
  }

  10% {
    border-color: var(--color-primary);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.4), inset 0 0 20px rgba(59, 130, 246, 0.05);
    transform: translateY(-4px);
  }
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.4);
  border-color: var(--color-primary);
}

.step-number {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin: 0 auto var(--spacing-md);
  position: relative;
}

/* Pulsing ring on step numbers */
.step-number::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-primary);
  opacity: 0;
  animation: numberPulse 4s ease-in-out infinite;
}

.step-card:nth-child(1) .step-number::before {
  animation-delay: 0s;
}

.step-card:nth-child(2) .step-number::before {
  animation-delay: 1s;
}

.step-card:nth-child(3) .step-number::before {
  animation-delay: 2s;
}

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

@keyframes numberPulse {

  0%,
  20%,
  100% {
    opacity: 0;
    transform: scale(1);
  }

  10% {
    opacity: 0.6;
    transform: scale(1.2);
  }
}

.step-card h4 {
  margin-bottom: var(--spacing-sm);
}

.step-card p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* ========================================
   Features
   ======================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.feature-card {
  padding: var(--spacing-2xl);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  transition: all var(--transition-base);
}

.feature-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  color: white;
}

.feature-card h3 {
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.feature-list-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.feature-list-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ========================================
   AI Agents
   ======================================== */
.agents-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.agents-visual {
  position: relative;
}

.agents-diagram {
  background: var(--bg-card);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-xl);
}

.agent-nodes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.agent-node {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--bg-section);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.agent-node:hover {
  transform: scale(1.05);
  background: var(--color-primary-light);
}

.agent-node-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-sm);
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.agent-node h5 {
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-xs);
}

.agent-node p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.agents-content h2 {
  margin-bottom: var(--spacing-lg);
}

.agents-content>p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
}

.agents-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.agent-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-section);
  border-radius: var(--radius-lg);
}

.agent-item-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.agent-item-icon svg {
  width: 20px;
  height: 20px;
  color: white;
}

.agent-item h5 {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-xs);
}

.agent-item p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* ========================================
   Pain Points
   ======================================== */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.pain-card {
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  text-align: center;
}

.pain-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  background: #FEE2E2;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.pain-card h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.pain-card .problem {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-light);
}

.pain-card .solution {
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.pain-card .solution svg {
  display: inline;
  width: 14px;
  height: 14px;
  margin-right: 4px;
}

/* ========================================
   ICP Section
   ======================================== */
.icp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.icp-card {
  padding: var(--spacing-2xl);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  transition: all var(--transition-base);
}

.icp-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.icp-icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  font-size: 1.5rem;
}

.icp-card h4 {
  margin-bottom: var(--spacing-sm);
}

.icp-card p {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.testimonial-card {
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
}

.testimonial-quote {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
}

.testimonial-info h5 {
  font-size: var(--font-size-sm);
  margin-bottom: 2px;
}

.testimonial-info p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ========================================
   FAQ
   ======================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: left;
  color: var(--text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: var(--bg-section);
}

.faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-base);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--spacing-xl) var(--spacing-xl);
  color: var(--text-secondary);
}

/* ========================================
   Pricing
   ======================================== */
.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-3xl);
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  transition: color var(--transition-base);
}

.toggle-label.active {
  color: var(--text-primary);
}

.save-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-full);
  margin-left: var(--spacing-xs);
}

.toggle-switch {
  position: relative;
  width: 56px;
  height: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-base);
}

.toggle-slider {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border-radius: 50%;
  transition: transform var(--transition-base);
  transform: translateX(26px);
}

.toggle-switch.monthly .toggle-slider {
  transform: translateX(0);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  max-width: 1100px;
  margin: 0 auto;
}

.pricing-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

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

.pricing-card.featured {
  background: white;
  border: 2px solid var(--color-primary);
  transform: scale(1.02);
}

.pricing-card.featured:hover {
  transform: scale(1.02) translateY(-4px);
}

.pricing-card.featured h4,
.pricing-card.featured .price-amount,
.pricing-card.featured .pricing-description,
.pricing-card.featured .pricing-features li {
  color: var(--bg-dark);
}

.pricing-card.featured .price-period,
.pricing-card.featured .pricing-note {
  color: var(--text-muted);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card-header {
  margin-bottom: var(--spacing-xl);
}

.pricing-card-header h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-bottom: var(--spacing-xs);
}

.price-amount {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

.pricing-note {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
}

.original-price {
  text-decoration: line-through;
  margin-right: 0.25rem;
}

.pricing-description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.pricing-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

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

.pricing-features li svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-success);
}

.pricing-cta {
  width: 100%;
  text-align: center;
  justify-content: center;
}

.pricing-card.featured .pricing-cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
}

/* Small variant for header */
.btn-get-started-small {
  padding: 0.625rem 1.25rem;
  font-size: var(--font-size-sm);
}

.btn-get-started-small svg {
  width: 14px;
  height: 14px;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, #4F46E5 100%);
  color: var(--text-on-dark);
  text-align: center;
}

.cta-section h2 {
  color: var(--text-on-dark);
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  opacity: 0.9;
  margin-bottom: var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

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

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

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-brand p {
  color: var(--text-light);
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
  max-width: 300px;
}

.footer-column h5 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-lg);
  color: var(--text-light);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-link {
  font-size: var(--font-size-sm);
  color: var(--text-light);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--text-on-dark);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--font-size-sm);
  color: var(--text-light);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-xl);
}

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

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

  .agents-showcase {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 450px;
  }

  .pricing-card.featured {
    transform: none;
    order: -1;
  }

  .pricing-card.featured:hover {
    transform: translateY(-4px);
  }
}

/* ========================================
   Responsive - Mobile
   ======================================== */
@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
    --spacing-xl: 1.25rem;
    --spacing-2xl: 1.75rem;
    --spacing-3xl: 2.5rem;
    --spacing-4xl: 3rem;
  }

  /* Typography scaling for mobile */
  h1 {
    font-size: 2.25rem;
    line-height: 1.15;
    letter-spacing: -0.02em;
  }

  h2 {
    font-size: 1.625rem;
    line-height: 1.2;
  }

  h3 {
    font-size: 1.1875rem;
  }

  .section {
    padding: var(--spacing-3xl) 0;
  }

  /* Header mobile */
  .header {
    padding: 0;
  }

  .header-container {
    height: 60px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .logo-icon {
    width: 28px;
    height: 28px;
    font-size: var(--font-size-base);
  }

  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav-actions {
    gap: var(--spacing-sm);
  }

  /* Hide login text and signup CTA on mobile — they're inside the mobile menu */
  .nav-actions .btn-ghost,
  .nav-actions .btn-get-started-small {
    display: none;
  }

  /* Hero mobile — larger text for readability (audience: senior leaders) */
  .hero {
    padding: calc(60px + var(--spacing-3xl)) 0 var(--spacing-2xl);
    min-height: auto;
  }

  .hero h1 {
    font-size: clamp(2rem, 8vw, 2.5rem);
    margin-bottom: var(--spacing-lg);
  }

  .hero-subtitle {
    font-size: var(--font-size-lg);
    padding: 0;
    line-height: 1.7;
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
    margin-top: var(--spacing-md);
  }

  .btn-get-started {
    width: 100%;
    justify-content: center;
    padding: 1rem 1.5rem;
    font-size: var(--font-size-base);
  }

  .hero-cta-note {
    justify-content: center;
    font-size: var(--font-size-sm);
  }

  .hero-image {
    margin-top: var(--spacing-2xl);
  }

  .hero-image img {
    border-radius: var(--radius-md);
  }

  /* Hide floating particles on mobile for performance */
  .hero-particles {
    display: none;
  }

  /* Steps mobile */
  .steps-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .step-card {
    padding: var(--spacing-lg);
  }

  .step-number {
    width: 48px;
    height: 48px;
    font-size: var(--font-size-lg);
  }

  /* Features mobile */
  .feature-card {
    padding: var(--spacing-lg);
  }

  .feature-list {
    gap: var(--spacing-xs);
  }

  /* Pain points mobile */
  .pain-grid {
    grid-template-columns: 1fr;
  }

  .pain-card {
    padding: var(--spacing-lg);
  }

  /* Agents mobile */
  .agents-diagram {
    padding: var(--spacing-lg);
  }

  .agent-nodes {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }

  .agent-node {
    padding: var(--spacing-md);
  }

  .agent-node-icon {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }

  .agent-node h5 {
    font-size: var(--font-size-xs);
  }

  .agents-content h2 {
    font-size: 1.375rem;
  }

  /* ICP mobile */
  .icp-card {
    padding: var(--spacing-lg);
  }

  /* Testimonials mobile */
  .testimonial-card {
    padding: var(--spacing-lg);
  }

  .testimonial-quote {
    font-size: var(--font-size-sm);
  }

  /* Pricing mobile */
  .pricing-toggle {
    flex-wrap: wrap;
    justify-content: center;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 100%;
  }

  .pricing-card {
    padding: var(--spacing-lg);
  }

  .price-amount {
    font-size: var(--font-size-3xl);
  }

  .pricing-cta {
    padding: 0.875rem 1.5rem;
  }

  /* Demo section mobile */
  .demo-embed-placeholder {
    min-height: 280px;
  }

  .demo-placeholder-icon {
    font-size: 2.5rem;
  }

  /* FAQ mobile */
  .faq-question {
    padding: var(--spacing-lg);
    font-size: var(--font-size-sm);
  }

  .faq-answer-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    font-size: var(--font-size-sm);
  }

  /* CTA section mobile */
  .cta-section {
    padding: var(--spacing-3xl) 0;
  }

  .cta-section h2 {
    font-size: 1.375rem;
  }

  .cta-section p {
    font-size: var(--font-size-sm);
    padding: 0 var(--spacing-sm);
  }

  .cta-section .btn-get-started {
    width: auto;
    padding: 0.875rem 2rem;
  }

  /* Footer mobile */
  .footer {
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .footer-brand p {
    max-width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

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

  /* Ensure all tap targets are at least 44px */
  .btn,
  .btn-primary,
  .btn-secondary,
  .btn-ghost,
  .nav-link,
  .footer-link,
  .faq-question {
    min-height: 44px;
  }
}

/* ========================================
   Responsive - Small Mobile
   ======================================== */
@media (max-width: 480px) {
  h1 {
    font-size: 1.875rem;
  }

  h2 {
    font-size: 1.375rem;
  }

  h3 {
    font-size: 1.0625rem;
  }

  .section-label {
    font-size: var(--font-size-xs);
  }

  .section-header p {
    font-size: var(--font-size-sm);
  }

  /* Steps grid 3 column override for small phones */
  .steps-grid-3 {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .agent-nodes {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs);
  }

  .agent-node {
    padding: var(--spacing-sm);
  }

  .agent-node-icon {
    width: 32px;
    height: 32px;
    font-size: 1rem;
  }

  .agent-node p {
    display: none;
    /* Hide subtitle on very small screens to reduce clutter */
  }

  /* Pain card icons smaller */
  .pain-icon {
    width: 48px;
    height: 48px;
    font-size: 1.25rem;
  }

  .pricing-card-header h4 {
    font-size: var(--font-size-base);
  }

  .popular-badge {
    font-size: 0.625rem;
    padding: 0.375rem 0.75rem;
  }

  /* Feature icon smaller */
  .feature-icon {
    width: 44px;
    height: 44px;
  }

  .feature-icon svg {
    width: 22px;
    height: 22px;
  }

  /* ICP icon smaller */
  .icp-icon {
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
  }
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(9, 9, 11, 0.98);
  backdrop-filter: blur(20px);
  padding: var(--spacing-xl);
  z-index: 999;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  pointer-events: none;
}

.mobile-menu.active {
  display: flex;
  flex-direction: column;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.mobile-menu .nav-links {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-menu .nav-link {
  font-size: var(--font-size-lg);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border-light);
  display: block;
}

.mobile-menu .nav-link:last-child {
  border-bottom: none;
}

.mobile-menu .btn-ghost {
  display: block;
  text-align: center;
  margin-top: var(--spacing-lg);
  padding: 0.875rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-delay-1 {
  animation-delay: 0.1s;
}

.animate-delay-2 {
  animation-delay: 0.2s;
}

.animate-delay-3 {
  animation-delay: 0.3s;
}

.animate-delay-4 {
  animation-delay: 0.4s;
}

/* Legal Pages */
.legal-page {
  padding: calc(72px + var(--spacing-3xl)) 0 var(--spacing-4xl);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h1 {
  margin-bottom: var(--spacing-xl);
}

.legal-content h2 {
  font-size: var(--font-size-2xl);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.legal-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.legal-content li {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}