/* ==========================================
   DESIGN TOKENS & CSS VARIABLES
   ========================================== */
:root {
  /* Color Palette - Inspired by AppFigures + App Brand */
  --color-primary: #0A84FF;
  --color-primary-light: #D4E8FF;
  --color-accent-blue: #0A84FF;
  --color-accent-orange: #FF9500;
  --color-accent-purple: #AF52DE;
  --color-text-dark: #333333;
  --color-text-medium: #666666;
  --color-text-light: #999999;
  --color-white: #FFFFFF;
  --color-bg-light: #F8F9FA;
  --color-bg-gradient-start: #E8F0F5;
  --color-bg-gradient-end: #E8EFF5;

  /* Typography */
  --font-primary: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-headings: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.875rem;
  --font-size-sm: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.5rem;
  --font-size-xl: 2rem;
  --font-size-xxl: 3rem;
  --font-size-hero: 3.5rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-loose: 1.8;

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

  /* Layout */
  --max-width-content: 1200px;
  --max-width-text: 600px;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-radius-xl: 30px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  color: var(--color-text-dark);
  line-height: var(--line-height-normal);
  background: linear-gradient(180deg, var(--color-bg-gradient-start) 0%, var(--color-bg-gradient-end) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* ==========================================
   TYPOGRAPHY
   ========================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-headings);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-md);
}

h1 {
  font-size: var(--font-size-hero);
  color: var(--color-text-dark);
}

h2 {
  font-size: var(--font-size-xl);
  color: var(--color-text-dark);
}

h3 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-medium);
  line-height: var(--line-height-loose);
}

/* ==========================================
   NAVIGATION BAR (BOOTSTRAP ENHANCED)
   ========================================== */
.navbar {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: var(--shadow-sm);
  padding: var(--space-sm) 0;
}

.navbar-brand {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark-text) !important;
  white-space: nowrap !important;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.navbar-brand-icon {
  height: 32px;
  width: auto;
}

.navbar-toggler {
  border-color: var(--color-primary);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(93, 217, 163, 0.25);
}

.navbar-nav {
  gap: var(--space-xs);
  align-items: center;
}

.navbar-link {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-medium) !important;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.navbar-link:hover {
  color: var(--color-primary) !important;
  background: var(--color-primary-light);
}

.navbar-link.active {
  color: var(--color-primary) !important;
  font-weight: var(--font-weight-semibold);
}

.nav-link.navbar-link.cta {
  background: var(--color-accent-blue) !important;
  color: var(--color-white) !important;
  padding: var(--space-xs) var(--space-lg) !important;
  border-radius: var(--border-radius-lg);
}

.nav-link.navbar-link.cta:hover {
  background: #0066CC !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Language Dropdown */
.flag-icon {
  display: inline-block;
  width: 20px;
  height: 20px;
  overflow: hidden;
  margin-right: 4px;
  font-size: 14px;
  line-height: 20px;
  text-align: center;
}

.dropdown-toggle::after {
  margin-left: 4px;
  vertical-align: middle;
}

.dropdown-menu {
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: var(--space-xs);
  min-width: 150px;
}

dropdown-item. {
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-medium);
  transition: all var(--transition-fast);
}

.dropdown-item:hover {
  background-color: rgba(10, 132, 255, 0.1);
  color: var(--color-accent-blue);
}

.dropdown-item.active {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
}

.dropdown-item.active:hover {
  background-color: #0066CC;
  color: var(--color-white);
}

.dropdown-item>span.flag-icon {
  padding-top: 5px;
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: var(--space-xxxl) var(--space-lg);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(93, 217, 163, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-container {
  max-width: var(--max-width-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: center;
}

.hero-content {
  animation: fadeInUp 0.8s ease-out;
}

.hero-title {
  font-size: var(--font-size-hero);
  margin-bottom: var(--space-md);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-medium);
  margin-bottom: var(--space-xl);
  max-width: 500px;
}

.hero-badges {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.app-badge {
  height: 50px;
  transition: transform var(--transition-normal);
  cursor: pointer;
}

.app-badge:hover {
  transform: translateY(-4px);
}

.hero-image {
  position: relative;
  animation: fadeInRight 1s ease-out;
}

.hero-phone {
  width: 100%;
  max-width: 280px;
  margin: 0 auto;
  filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.2));
  border-radius: var(--border-radius-xl);
  transform: rotate(8deg);
  transition: transform var(--transition-normal);
}

.hero-phone:hover {
  transform: rotate(0deg) scale(1.02);
}

/* ==========================================
   FEATURE GRID SECTION
   ========================================== */
.feature-grid-section {
  padding: var(--space-xxxl) var(--space-lg);
  background: rgba(255, 255, 255, 0.5);
}

.section-container {
  max-width: var(--max-width-content);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xxl);
}

.section-title {
  font-size: var(--font-size-xxl);
  margin-bottom: var(--space-md);
}

.top-features-header {
  padding: var(--space-lg) var(--space-lg);
  background: rgba(255, 255, 255, 0.5);
}

.top-features-header .section-header {
  margin-bottom: 0;
}

.top-features-header .section-title {
  margin-bottom: 0;
}

.section-description {
  font-size: var(--font-size-md);
  color: var(--color-text-medium);
  max-width: var(--max-width-text);
  margin: 0 auto;
}

.feature-item {
  display: flex;
  flex-direction: row;
  gap: 30px;
  align-items: flex-start;
  margin-bottom: 60px;
}

.feature-icon {
  width: 96px;
  height: 96px;
  min-width: 96px;
  background: rgba(10, 132, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin-bottom: 0;
}

.feature-text {
  flex: 1;
}

.feature-item h3 {
  font-size: 18px;
  margin-bottom: 6px;
  color: var(--color-text-dark);
  font-weight: 600;
}

.feature-item p {
  font-size: 17px;
  color: var(--color-text-medium);
  margin-bottom: 0;
  line-height: var(--line-height-loose);
  font-weight: 400;
}

/* ==========================================
   ALTERNATING SECTIONS
   ========================================== */
.alternating-section {
  padding: var(--space-xxxl) var(--space-lg);
}

.alternating-section:nth-child(even) {
  background: rgba(255, 255, 255, 0.3);
}

.alternating-section .container {
  max-width: 900px;
}

.alternating-content {
  max-width: var(--max-width-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: center;
}

.alternating-content.reverse {
  direction: rtl;
}

.alternating-content.reverse>* {
  direction: ltr;
}

.alternating-text h2 {
  margin-bottom: var(--space-md);
}

.alternating-text p {
  font-size: var(--font-size-md);
  margin-bottom: var(--space-md);
}

.alternating-text ul {
  list-style: none;
  padding: 0;
}

.alternating-text li {
  padding: var(--space-sm) 0;
  padding-left: var(--space-lg);
  position: relative;
  color: var(--color-text-medium);
}

.alternating-text li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: var(--font-weight-bold);
}

.alternating-image {
  position: relative;
}

.alternating-phone {
  width: 100%;
  max-width: 250px;
  margin: 0 auto;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-lg);
}

/* Reverse layout for alternating sections */
.alternating-content.reverse .alternating-text {
  order: 2;
}

.alternating-content.reverse .alternating-image {
  order: 1;
}


/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-section {
  padding: var(--space-xxxl) var(--space-lg);
  background: white;
  text-align: center;
}

.contact-section .section-header {
  margin-bottom: 0;
}

.contact-email {
  font-size: var(--font-size-lg);
  margin-top: var(--space-md);
  margin-bottom: 0;
}

.contact-email a {
  color: var(--color-accent-blue);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

.contact-email a:hover {
  color: #0066CC;
  text-decoration: underline;
}

/* ==========================================
   FAQ SECTION
   ========================================== */
.faq-section {
  padding: var(--space-xl) var(--space-lg);
  background: var(--color-bg-light);
}

.faq-section .accordion {
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: var(--space-xl);
}

.faq-section .accordion-item {
  border: 1px solid #e0e0e0;
  margin-bottom: var(--space-sm);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
}

.faq-section .accordion-button {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dark);
  background-color: var(--color-white);
  padding: var(--space-md) var(--space-lg);
}

.faq-section .accordion-button:not(.collapsed) {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.faq-section .accordion-button:focus {
  box-shadow: none;
  border-color: var(--color-primary);
}

.faq-section .accordion-body {
  padding: var(--space-md) var(--space-lg);
  color: var(--color-text-medium);
  line-height: var(--line-height-loose);
}

/* ==========================================
   CTA SECTION
   ========================================== */
.cta-section {
  padding: var(--space-xxxl) var(--space-lg);
  background: rgba(255, 255, 255, 0.5);
  color: var(--color-white);
  text-align: center;
}

.cta-section h2 {
  color: black;
  margin-bottom: var(--space-md);
}

.cta-section p {
  color: black;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xl);
}

.cta-badges {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
  padding: var(--space-xl) var(--space-lg);
  background: rgba(255, 255, 255, 0.7);
  text-align: center;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.footer p {
  color: var(--color-text-light);
  font-size: var(--font-size-xs);
  margin: 0;
}

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

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

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }

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

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
  :root {
    --font-size-hero: 2.5rem;
    --font-size-xxl: 2rem;
    --space-xxxl: 4rem;
  }

  .hero-container,
  .alternating-content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .hero-image,
  .alternating-image {
    max-width: 400px;
    margin: 0 auto;
  }

  .alternating-content.reverse {
    direction: ltr;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-hero: 2rem;
    --font-size-xxl: 1.75rem;
    --font-size-xl: 1.5rem;
    --space-xxl: 2.5rem;
    --space-xxxl: 3rem;
  }

  .navbar-nav {
    gap: var(--space-sm);
    margin-top: var(--space-sm);
  }

  .navbar-link {
    width: 100%;
    text-align: left;
  }

  .hero {
    min-height: auto;
    padding: var(--space-xxl) var(--space-md);
  }

  .hero-title {
    font-size: var(--font-size-xxl);
  }

  .hero-subtitle {
    font-size: var(--font-size-md);
  }

  .hero-badges,
  .cta-badges {
    flex-direction: column;
    align-items: center;
  }

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

  .alternating-section {
    padding: var(--space-xxl) var(--space-md);
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-hero: 1.75rem;
    --font-size-xxl: 1.5rem;
  }

  .app-badge {
    height: 40px;
  }
}