/* SetSwap Marketing CSS - Brand System */

/* CSS Variables */
:root {
  /* Brand Colors - Light theme with proper contrast */
  --ss-forest: #14532D;
  --ss-emerald: #059669;
  --ss-charcoal: #F7F4ED;   /* Light warm background */
  --ss-surface: #FFFFFF;    /* White cards/content surfaces */
  --ss-warm: #0B0C0D;       /* Dark text for readability */
  --ss-yellow: #FACC15;
  
  /* Typography */
  --font-family: 'Inter', ui-sans-serif, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 14px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 32px;
  --font-size-4xl: 48px;
  --font-size-5xl: 64px;
  
  /* 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;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--ss-warm);
  background-color: var(--ss-charcoal);
  overflow-x: hidden;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--ss-warm);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  transition: var(--transition-normal);
}

/* Ensure navbar stays white on scroll */
.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
}

.logo img {
  height: 50px;
  width: auto;
}

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

.nav-link {
  color: var(--ss-warm);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--ss-emerald);
  transition: var(--transition-fast);
}

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

.nav-link:focus {
  outline: 2px solid var(--ss-emerald);
  outline-offset: 2px;
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.spotlight {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at center, rgba(12, 12, 12, 0.2) 0%, rgba(12, 12, 12, 0.5) 50%, rgba(12, 12, 12, 0.8) 100%),
    linear-gradient(135deg, rgba(12, 12, 12, 0.4) 0%, rgba(12, 12, 12, 0.7) 100%);
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: #FFFFFF;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2xl);
  color: #FFFFFF;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-normal);
  font-size: var(--font-size-base);
  min-width: 160px;
}

.btn-primary {
  background: var(--ss-emerald);
  color: var(--ss-charcoal);
}

.btn-primary:hover {
  background: #047857;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.9);
  color: var(--ss-warm);
  border: 2px solid rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--ss-warm);
  color: var(--ss-charcoal);
  border-color: var(--ss-warm);
  transform: translateY(-2px);
}

.btn:focus {
  outline: 2px solid var(--ss-emerald);
  outline-offset: 2px;
}

/* Problem Solution */
.problem-solution {
  padding: var(--spacing-4xl) 0;
}

.problem-solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: start;
}

.problem h2,
.solution h2 {
  color: var(--ss-emerald);
  margin-bottom: var(--spacing-lg);
}

.section--alt .problem h2,
.section--alt .solution h2 {
  color: var(--ss-forest);
}

.problem-list {
  list-style: none;
}

.problem-list li {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  color: var(--ss-warm);
}

.section--alt .problem-list li {
  color: #0B0C0D;
}

.section--alt .solution p {
  color: #0B0C0D;
}

.problem-list li::before {
  content: '✗';
  position: absolute;
  left: 0;
  color: #ef4444;
  font-weight: bold;
}

/* Modules Section */
.modules {
  padding: var(--spacing-4xl) 0;
  background: var(--ss-surface);
  color: var(--ss-warm);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-4xl);
  color: var(--ss-warm);
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.module-card {
  background: var(--ss-surface);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: var(--transition-normal);
  position: relative;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.module-card:hover {
  transform: translateY(-4px);
  border-color: var(--ss-emerald);
  box-shadow: 0 8px 25px rgba(5, 150, 105, 0.2);
}

.module-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.module-card h3 {
  color: var(--ss-warm);
  margin-bottom: var(--spacing-md);
}

.module-card p {
  color: var(--ss-warm);
  margin-bottom: var(--spacing-md);
}

.badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: var(--ss-yellow);
  color: var(--ss-warm);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* Impact Section */
.impact {
  padding: var(--spacing-4xl) 0;
  background: var(--ss-charcoal);
  text-align: center;
}

.impact-counters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-3xl);
}

.counter-item {
  text-align: center;
}

.counter-number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--ss-emerald);
  margin-bottom: var(--spacing-sm);
}

.counter-label {
  color: var(--ss-warm);
  font-size: var(--font-size-lg);
}

/* Logistics Section */
.logistics {
  padding: var(--spacing-4xl) 0;
  background: var(--ss-surface);
  color: var(--ss-warm);
}

.logistics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-3xl);
}

.logistics-item {
  text-align: center;
  padding: var(--spacing-xl);
}

.logistics-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.logistics-item h3 {
  color: var(--ss-warm);
  margin-bottom: var(--spacing-md);
}

.logistics-item p {
  color: rgba(253, 251, 248, 0.7);
}

/* Integrations */
.integrations {
  padding: var(--spacing-4xl) 0;
  background: var(--ss-charcoal);
  text-align: center;
}

.integrations-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-3xl);
  margin-top: var(--spacing-3xl);
  flex-wrap: wrap;
}

.integration-logo {
  height: 50px;
  width: auto;
  opacity: 0.7;
  transition: var(--transition-normal);
}

.integration-logo:hover {
  opacity: 1;
  transform: scale(1.02);
}

/* Final CTA */
.final-cta {
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(135deg, var(--ss-forest) 0%, var(--ss-emerald) 100%);
  text-align: center;
}

.final-cta h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-2xl);
  color: #FFFFFF;
}

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

/* Footer */
.footer {
  background: var(--ss-charcoal);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-2xl) 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

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

.footer-links a {
  color: var(--ss-warm);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--ss-emerald);
}

.footer-copyright p {
  color: var(--ss-warm);
  margin: 0;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
}

.modal-content {
  background: var(--ss-charcoal);
  margin: 10% auto;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  font-size: 2rem;
  cursor: pointer;
  color: rgba(253, 251, 248, 0.7);
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--ss-warm);
}

.modal h2 {
  color: var(--ss-warm);
  margin-bottom: var(--spacing-md);
}

.modal p {
  color: rgba(253, 251, 248, 0.8);
  margin-bottom: var(--spacing-lg);
}

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

.waitlist-form input {
  padding: var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(253, 251, 248, 0.05);
  color: var(--ss-warm);
  font-size: var(--font-size-base);
}

.waitlist-form input::placeholder {
  color: rgba(253, 251, 248, 0.5);
}

.waitlist-form input:focus {
  outline: none;
  border-color: var(--ss-emerald);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.modal-note {
  font-size: var(--font-size-sm);
  color: rgba(253, 251, 248, 0.5);
  text-align: center;
  margin-top: var(--spacing-md);
}

/* Page Hero (for modules page) */
.page-hero {
  padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: linear-gradient(135deg, var(--ss-charcoal) 0%, #1a1a1a 100%);
  text-align: center;
}

.page-hero h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  color: var(--ss-warm);
}

.page-hero p {
  font-size: var(--font-size-xl);
  color: rgba(253, 251, 248, 0.8);
}

/* Module Detail Sections */
.module-detail {
  padding: var(--spacing-4xl) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.module-detail:last-child {
  border-bottom: none;
}

.module-hero {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.module-icon-large {
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
}

.module-tagline {
  font-size: var(--font-size-xl);
  color: rgba(253, 251, 248, 0.8);
  margin-bottom: var(--spacing-lg);
}

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

.module-features h3,
.module-benefits h3 {
  color: var(--ss-emerald);
  margin-bottom: var(--spacing-lg);
}

.module-features ul,
.module-benefits ul {
  list-style: none;
}

.module-features li,
.module-benefits li {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: rgba(253, 251, 248, 0.8);
}

.module-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--ss-emerald);
  font-weight: bold;
}

.module-benefits li::before {
  content: '★';
  position: absolute;
  left: 0;
  color: var(--ss-yellow);
  font-weight: bold;
}

.module-cta {
  text-align: center;
}

/* Legal Content */
.legal-content {
  padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: var(--ss-charcoal);
  min-height: 100vh;
}

.legal-content h1 {
  color: var(--ss-warm);
  margin-bottom: var(--spacing-sm);
}

.last-updated {
  color: rgba(253, 251, 248, 0.6);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-2xl);
}

.legal-content h2 {
  color: var(--ss-emerald);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-lg);
}

.legal-content h3 {
  color: var(--ss-warm);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.legal-content ul {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-lg);
}

.legal-content li {
  margin-bottom: var(--spacing-sm);
  color: rgba(253, 251, 248, 0.8);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .nav {
    display: none;
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .problem-solution-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .modules-grid {
    grid-template-columns: 1fr;
  }
  
  .impact-counters {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .logistics-grid {
    grid-template-columns: 1fr;
  }
  
  .integrations-logos {
    flex-direction: column;
    gap: var(--spacing-xl);
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .module-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .modal-content {
    margin: 20% auto;
    padding: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .section-title {
    font-size: var(--font-size-2xl);
  }
  
  .counter-number {
    font-size: var(--font-size-3xl);
  }
  
  .btn {
    min-width: 140px;
    padding: var(--spacing-sm) var(--spacing-lg);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* 404 Page Styles */
.error-content {
  padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: var(--ss-charcoal);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.error-hero {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.error-hero h1 {
  font-size: 8rem;
  font-weight: 700;
  color: var(--ss-emerald);
  margin: 0;
  line-height: 1;
}

.error-hero h2 {
  font-size: var(--font-size-3xl);
  color: var(--ss-warm);
  margin: var(--spacing-md) 0;
}

.error-hero p {
  font-size: var(--font-size-lg);
  color: rgba(253, 251, 248, 0.8);
  margin-bottom: var(--spacing-2xl);
}

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

@media (max-width: 768px) {
  .error-hero h1 {
    font-size: 6rem;
  }
  
  .error-hero h2 {
    font-size: var(--font-size-2xl);
  }
  
  .error-actions {
    flex-direction: column;
    align-items: center;
  }
}

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ss-charcoal);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-lg);
  z-index: 1000;
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  gap: var(--spacing-lg);
}

.cookie-content p {
  color: var(--ss-warm);
  margin: 0;
  flex: 1;
}

.cookie-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-actions {
    width: 100%;
    justify-content: center;
  }
}

/* Storage Container Images */
.storage-preview {
  display: flex;
  gap: 0.5rem;
  margin: 1rem 0;
  justify-content: center;
}

.container-image {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-normal);
}

.container-image:hover {
  transform: scale(1.05);
  border-color: var(--ss-emerald);
}

@media (max-width: 768px) {
  .storage-preview {
    flex-direction: column;
    align-items: center;
  }
  
  .container-image {
    width: 100px;
    height: 75px;
  }
}

/* Enhanced Readability Styles */

/* Card improvements */
.card {
  background: var(--ss-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: var(--transition-normal);
}

/* Alternate warm "paper" section for readability */
.section--alt {
  background: var(--ss-charcoal);
  color: #0B0C0D;
}

.section--alt .section-title {
  color: #0B0C0D;
}

.section--alt .module-card {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #0B0C0D;
}

/* Buttons on warm sections: keep contrast high */
.section--alt .btn-primary {
  background: #14532D;         /* forest on warm */
  color: #F7F4ED;
  border-color: #14532D;
}

.section--alt .btn-outline {
  border-color: #0B0C0D; 
  color: #0B0C0D;
}

.section--alt a, .section--alt .text-accent { 
  color: #0B0C0D; /* not emerald */
}

.section--alt .badge--soon { 
  background: #FACC15; 
  color: #0C0C0C; /* OK: yellow on dark only; avoid on warm */
}

/* Improved typography for readability */
body {
  line-height: 1.7;
}

.prose {
  max-width: 68ch; 
  line-height: 1.7;
}

p {
  max-width: 68ch;
  margin-left: auto;
  margin-right: auto;
}