/* ==========================================
   fanana Marketing Website - Main Stylesheet
   Brand: Professional + Energetic + Growth-focused
   Colors: Orange (primary), Blue (secondary), Teal (accent)
   ========================================== */

/* ==========================================
   CSS Reset & Base Styles
   ========================================== */

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: #ffffff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   CSS Variables - Brand Colors
   ========================================== */

:root {
  /* Brand Colors */
  --primary: #FF9500;           /* Warm Orange - Primary CTA, highlights */
  --primary-dark: #CC7700;      /* Darker orange for hover states */
  --secondary: #0066CC;         /* Deep Blue - Trust, professionalism */
  --secondary-dark: #004C99;    /* Darker blue for hover */
  --accent: #00A4BD;            /* Teal - Modern, tech-forward */
  --success: #34C759;           /* Green - Growth, positive metrics */
  --warning: #FFB800;           /* Yellow - Attention */

  /* Neutrals */
  --dark: #1C1C1E;              /* Primary text */
  --dark-gray: #3A3A3C;         /* Secondary text */
  --medium-gray: #8E8E93;       /* Muted text */
  --light-gray: #C7C7CC;        /* Borders, dividers */
  --bg-light: #F2F2F7;          /* Light background */
  --bg-lighter: #FAFAFA;        /* Lighter background */
  --white: #FFFFFF;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #FF9500 0%, #FFB800 100%);
  --gradient-secondary: linear-gradient(135deg, #0066CC 0%, #00A4BD 100%);
  --gradient-hero: linear-gradient(180deg, #FAFAFA 0%, #FFFFFF 100%);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Spacing */
  --spacing-xs: 0.5rem;    /* 8px */
  --spacing-sm: 1rem;      /* 16px */
  --spacing-md: 1.5rem;    /* 24px */
  --spacing-lg: 2rem;      /* 32px */
  --spacing-xl: 3rem;      /* 48px */
  --spacing-2xl: 4rem;     /* 64px */
  --spacing-3xl: 6rem;     /* 96px */

  /* Border Radius */
  --radius-sm: 0.25rem;    /* 4px */
  --radius-md: 0.5rem;     /* 8px */
  --radius-lg: 0.75rem;    /* 12px */
  --radius-xl: 1rem;       /* 16px */
  --radius-full: 9999px;   /* Pill shape */

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

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

/* ==========================================
   Typography Scale
   ========================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 3.5rem;        /* 56px - Hero headlines */
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.5rem;        /* 40px - Section titles */
  letter-spacing: -0.01em;
}

h3 {
  font-size: 2rem;          /* 32px - Subsections */
}

h4 {
  font-size: 1.5rem;        /* 24px - Card titles */
}

h5 {
  font-size: 1.25rem;       /* 20px */
}

h6 {
  font-size: 1.125rem;      /* 18px */
}

p {
  font-size: 1.125rem;      /* 18px - Body text */
  line-height: 1.75;
  color: var(--dark-gray);
  margin-bottom: var(--spacing-md);
}

p.lead {
  font-size: 1.375rem;      /* 22px - Lead paragraphs */
  font-weight: 400;
  line-height: 1.6;
  color: var(--dark);
}

small, .text-sm {
  font-size: 0.875rem;      /* 14px */
  line-height: 1.5;
}

.text-xs {
  font-size: 0.75rem;       /* 12px */
}

strong {
  font-weight: 600;
  color: var(--dark);
}

/* Responsive Typography */
@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }  /* 40px */
  h2 { font-size: 2rem; }    /* 32px */
  h3 { font-size: 1.5rem; }  /* 24px */
  p { font-size: 1rem; }     /* 16px */
  p.lead { font-size: 1.125rem; } /* 18px */
}

/* ==========================================
   Layout - Container & Grid
   ========================================== */

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container-wide {
  max-width: 1400px;
}

.container-narrow {
  max-width: 800px;
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* ==========================================
   Components - Buttons
   ========================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  line-height: 1.5;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background: var(--gradient-secondary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

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

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

.btn-ghost {
  background: transparent;
  color: var(--dark);
  box-shadow: none;
}

.btn-ghost:hover {
  background: var(--bg-light);
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* ==========================================
   Components - Cards
   ========================================== */

.card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-flat {
  box-shadow: none;
  border: 1px solid var(--light-gray);
}

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

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: var(--spacing-sm);
}

.card-body {
  color: var(--dark-gray);
}

.card-footer {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--light-gray);
}

/* ==========================================
   Components - Metrics / Stat Boxes
   ========================================== */

.metric-box {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  border-left: 4px solid var(--primary);
}

.metric-value {
  font-size: 3rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.metric-label {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--medium-gray);
  font-weight: 600;
}

.metric-box.primary { border-left-color: var(--primary); }
.metric-box.secondary { border-left-color: var(--secondary); }
.metric-box.success { border-left-color: var(--success); }

/* ==========================================
   Components - Badges
   ========================================== */

.badge {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

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

.badge-secondary {
  background: var(--secondary);
  color: var(--white);
}

.badge-success {
  background: var(--success);
  color: var(--white);
}

.badge-warning {
  background: var(--warning);
  color: var(--dark);
}

.badge-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

/* ==========================================
   Components - Navigation
   ========================================== */

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--light-gray);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-highlight {
  color: var(--primary);
  position: relative;
}

.logo-highlight::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

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

.nav-links a {
  color: var(--dark-gray);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: color var(--transition-fast);
}

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

.nav-cta {
  margin-left: var(--spacing-lg);
}

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

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 73px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
  }

  .nav-links.active {
    transform: translateX(0);
  }

  .nav-cta {
    margin-left: 0;
    margin-top: var(--spacing-sm);
  }
}

/* ==========================================
   Components - Footer
   ========================================== */

footer {
  background: var(--dark);
  color: var(--bg-light);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-column h6 {
  color: var(--white);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}

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

.footer-column ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-column a {
  color: var(--light-gray);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--medium-gray);
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .footer-content {
    grid-template-columns: 1fr;
  }
}

/* ==========================================
   Sections - Common Patterns
   ========================================== */

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

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
}

.section-eyebrow {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
}

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

.section-description {
  font-size: 1.125rem;
  color: var(--dark-gray);
  line-height: 1.75;
}

/* Hero Section Specific */
.hero {
  background: var(--gradient-hero);
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.hero h1 {
  max-width: 900px;
  margin: 0 auto var(--spacing-md);
}

.hero p.lead {
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
}

.hero-cta {
  margin-top: var(--spacing-xl);
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stats {
  margin-top: var(--spacing-xl);
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
  flex-wrap: wrap;
}

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

.hero-stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

.hero-stat-label {
  font-size: 0.875rem;
  color: var(--medium-gray);
}

/* ==========================================
   Utility Classes
   ========================================== */

/* Text Alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Colors */
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-success { color: var(--success); }
.text-muted { color: var(--medium-gray); }
.text-dark { color: var(--dark); }

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

/* Spacing */
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.pt-sm { padding-top: var(--spacing-sm); }
.pt-md { padding-top: var(--spacing-md); }
.pt-lg { padding-top: var(--spacing-lg); }
.pt-xl { padding-top: var(--spacing-xl); }

.pb-sm { padding-bottom: var(--spacing-sm); }
.pb-md { padding-bottom: var(--spacing-md); }
.pb-lg { padding-bottom: var(--spacing-lg); }
.pb-xl { padding-bottom: var(--spacing-xl); }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Responsive Utilities */
@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
  .hide-desktop { display: none !important; }
}

/* ==========================================
   Forms
   ========================================== */

.form-group {
  margin-bottom: var(--spacing-md);
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--dark);
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
  font-family: inherit;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

/* ==========================================
   Animations
   ========================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* ==========================================
   Email Popup Modal
   ========================================== */

.email-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  padding: 1rem;
}

.email-popup-overlay.active {
  opacity: 1;
  visibility: visible;
}

.email-popup {
  background: white;
  border-radius: var(--radius-xl);
  max-width: 600px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-base);
}

.email-popup-overlay.active .email-popup {
  transform: scale(1) translateY(0);
}

.email-popup-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: transparent;
  border: none;
  font-size: 2rem;
  line-height: 1;
  color: var(--medium-gray);
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition-fast);
  z-index: 10;
}

.email-popup-close:hover {
  background: var(--bg-light);
  color: var(--dark);
  transform: rotate(90deg);
}

.email-popup-header {
  background: var(--gradient-primary);
  color: white;
  padding: 3rem 2rem 2rem;
  text-align: center;
}

.email-popup-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.email-popup-header h2 {
  color: white;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.email-popup-header p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.125rem;
  margin: 0;
}

.email-popup-body {
  padding: 2rem;
}

.email-popup-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}

.email-popup-features li {
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1rem;
  color: var(--dark-gray);
}

.email-popup-features li::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--success);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  flex-shrink: 0;
}

.email-popup-form-container {
  background: var(--bg-light);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.email-popup-form iframe {
  width: 100%;
  border: none;
  min-height: 400px;
}

.email-popup-disclaimer {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--medium-gray);
}

.email-popup-timer {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--medium-gray);
}

.email-popup-timer strong {
  color: var(--primary);
  font-weight: 600;
}

/* Animation for popup entrance */
@keyframes popupSlideIn {
  from {
    transform: scale(0.8) translateY(40px);
    opacity: 0;
  }
  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

.email-popup-overlay.active .email-popup {
  animation: popupSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Mobile Responsive */
@media (max-width: 640px) {
  .email-popup {
    max-width: 100%;
    margin: 0 1rem;
  }

  .email-popup-header {
    padding: 2rem 1.5rem 1.5rem;
  }

  .email-popup-header h2 {
    font-size: 1.5rem;
  }

  .email-popup-header p {
    font-size: 1rem;
  }

  .email-popup-body {
    padding: 1.5rem;
  }

  .email-popup-close {
    top: 0.5rem;
    right: 0.5rem;
  }
}