/* Setu Platform - Public Website Styles */

/* ===== CSS Variables ===== */
:root {
  /* Brand Colors */
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --secondary-gradient: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
  --accent-gradient: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --success-gradient: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);

  /* Colors */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #3b82f6;
  --accent: #f59e0b;
  --success: #10b981;
  --danger: #ef4444;

  /* Neutrals - Light Theme */
  --bg-light: #f8fafc;
  --bg-lighter: #ffffff;
  --bg-card: #ffffff;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border: #e2e8f0;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  --font-mono: 'Courier New', monospace;

  /* Borders */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-lighter);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

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

/* ===== Container ===== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ===== Navigation ===== */
.navbar {
  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 var(--border);
  padding: var(--spacing-sm) 0;
  transition: all 0.3s ease;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.05);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.logo {
  font-size: 1.75rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--text-primary);
}

/* Navigation Menu Styles */
.nav-menu {
  display: flex;
  gap: 2.5rem; /* Increased spacing between menu items */
  align-items: center;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0;
  transition: all 0.3s ease;
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

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

.nav-link.btn-primary {
  background: var(--primary-gradient);
  color: white;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

.nav-link.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  color: white;
}

.nav-link.btn-primary::after {
  display: none;
}

.cta-button {
  background: var(--primary-gradient);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-xs);
}

/* ===== Hero Section ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
  background: radial-gradient(ellipse at top, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
              linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.hero p {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-2xl);
  width: 100%;
}

.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.stat:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

/* ===== Trust Section ===== */
.trust {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust h3 {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-lg);
}

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

.badge {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.badge:hover {
  border-color: var(--primary);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* ===== Section Styles ===== */
section {
  padding: var(--spacing-3xl) var(--spacing-lg);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

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

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Benefits Section ===== */
.benefits {
  background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.05) 0%, transparent 70%),
              var(--bg-darker);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.benefit-card {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  transition: all 0.3s ease;
}

.benefit-card:hover {
  transform: scale(1.05);
  border-color: var(--secondary);
  box-shadow: var(--shadow-xl);
}

.benefit-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--secondary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
}

.benefit-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.benefit-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ===== ROI Section ===== */
.roi {
  background: var(--bg-dark);
}

.roi-calculator {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

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

.roi-column h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--border);
  color: var(--text-primary);
}

.roi-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border);
}

.roi-item:last-child {
  border-bottom: none;
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 2px solid var(--primary);
  font-weight: 700;
  font-size: 1.125rem;
}

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

.roi-value {
  color: var(--text-primary);
  font-weight: 600;
}

.roi-result {
  text-align: center;
  font-size: 3rem;
  font-weight: 800;
  background: var(--success-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: var(--spacing-lg) 0;
}

.roi-result-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ===== Testimonial Section ===== */
.testimonial {
  background: radial-gradient(ellipse at center, rgba(16, 185, 129, 0.05) 0%, transparent 70%),
              var(--bg-darker);
}

.testimonial-card {
  max-width: 900px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
}

.quote {
  font-size: 1.5rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.quote::before {
  content: '"';
  font-size: 3rem;
  color: var(--primary);
  line-height: 0;
}

.quote::after {
  content: '"';
  font-size: 3rem;
  color: var(--primary);
  line-height: 0;
}

.author {
  margin-top: var(--spacing-lg);
}

.author-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.author-title {
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

.testimonial-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.testimonial-stat {
  padding: var(--spacing-md);
  background: var(--bg-darker);
  border-radius: var(--radius-md);
}

.testimonial-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--success-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.testimonial-stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

/* ===== Comparison Section ===== */
.comparison {
  background: var(--bg-dark);
}

.comparison-table {
  max-width: 1000px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.comparison-table table {
  width: 100%;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.comparison-table thead th {
  background: var(--bg-darker);
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

.comparison-table tbody tr:hover {
  background: var(--bg-darker);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table td:first-child {
  font-weight: 600;
  color: var(--text-primary);
}

.comparison-table .setu-highlight {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.check {
  color: var(--success);
  font-weight: 700;
}

.x {
  color: var(--danger);
  font-weight: 700;
}

/* ===== Offer Section ===== */
.offer {
  background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.1) 0%, transparent 70%),
              var(--bg-darker);
  border-top: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
}

.offer-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 2px solid var(--accent);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  box-shadow: 0 0 40px rgba(245, 158, 11, 0.2);
}

.offer-badge {
  display: inline-block;
  background: var(--accent-gradient);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.875rem;
  margin-bottom: var(--spacing-lg);
}

.offer-card h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.offer-list {
  list-style: none;
  margin: var(--spacing-xl) 0;
  text-align: left;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.offer-list li {
  padding: var(--spacing-sm) 0;
  color: var(--text-secondary);
  font-size: 1.125rem;
}

.offer-list li::before {
  content: '✓ ';
  color: var(--success);
  font-weight: 700;
  margin-right: var(--spacing-xs);
}

.offer-value {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: var(--spacing-lg) 0;
}

.offer-expires {
  color: var(--danger);
  font-weight: 600;
  font-size: 1.125rem;
}

/* ===== Contact Section ===== */
.contact {
  background: var(--bg-dark);
}

.contact-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.contact-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

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

.contact-button {
  display: inline-block;
  background: var(--primary-gradient);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
}

.contact-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-darker);
  border-top: 1px solid var(--border);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-xs);
}

.footer-section a {
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* ===== Utilities ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    flex-direction: column;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-xl);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

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

  .hero p {
    font-size: 1.125rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .section-header h2 {
    font-size: 2rem;
  }

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

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

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

  .contact-options {
    grid-template-columns: 1fr;
  }

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

  .comparison-table {
    overflow-x: auto;
  }

  .comparison-table table {
    min-width: 600px;
  }
}

@media (max-width: 480px) {
  :root {
    font-size: 14px;
  }

  .hero {
    padding: var(--spacing-2xl) var(--spacing-md);
  }

  section {
    padding: var(--spacing-2xl) var(--spacing-md);
  }

  .offer-value {
    font-size: 2rem;
  }

  .benefit-number {
    font-size: 2rem;
  }

  .quote {
    font-size: 1.125rem;
  }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  animation: fadeInUp 0.8s ease forwards;
}

/* ===== Print Styles ===== */
@media print {
  .navbar,
  .mobile-menu-toggle,
  .contact-button,
  .cta-button {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  section {
    page-break-inside: avoid;
  }
}