/* ===== CSS Variables ===== */
:root {
  /* Colors */
  --color-primary: #8C1BFB;
  --color-primary-dark: #7015D4;
  --color-primary-light: #A64DFC;
  --color-secondary: #009F67;
  --color-secondary-dark: #008555;

  /* Neutral */
  --color-text: #1A1A2E;
  --color-text-light: #6B7280;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F9FAFB;
  --color-border: #E5E7EB;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

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

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

  /* Transitions */
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ===== Container ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
}

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

/* ===== Hero ===== */
.hero {
  padding: calc(64px + var(--space-3xl)) 0 var(--space-3xl);
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  text-align: center;
}

.hero-content {
  max-width: 700px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-md);
}

.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;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

/* ===== Store Buttons ===== */
.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  background: var(--color-text);
  color: white;
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.store-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.store-btn-light {
  background: white;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.store-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.store-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.store-label {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.8;
}

.store-name {
  font-size: 1rem;
  font-weight: 600;
}

/* ===== Avantages ===== */
.avantages {
  padding: var(--space-3xl) 0;
}

.avantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.avantage-card {
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition);
}

.avantage-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 24px rgba(140, 27, 251, 0.1);
}

.avantage-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.avantage-icon.icon-secondary {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
}

.avantage-icon svg {
  width: 28px;
  height: 28px;
}

.avantage-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.avantage-text {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

/* ===== CTA ===== */
.cta {
  padding: var(--space-3xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, #6B0FD9 100%);
  color: white;
  text-align: center;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.cta-subtitle {
  opacity: 0.9;
  margin-bottom: var(--space-xl);
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.cta-partner {
  font-size: 0.9375rem;
  opacity: 0.9;
}

.cta-partner a {
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cta-partner a:hover {
  opacity: 0.8;
}

/* ===== Footer ===== */
.footer {
  padding: var(--space-2xl) 0 var(--space-lg);
  background: var(--color-text);
  color: white;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
}

.footer-name {
  font-size: 1.5rem;
  font-weight: 700;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-lg);
}

.footer-title {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.6;
  margin-bottom: var(--space-sm);
}

.footer-list li {
  margin-bottom: var(--space-xs);
}

.footer-list a {
  font-size: 0.9375rem;
  opacity: 0.9;
  transition: opacity var(--transition);
}

.footer-list a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  opacity: 0.6;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hero {
    padding: calc(64px + var(--space-2xl)) 0 var(--space-2xl);
  }

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

  .store-btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .avantages {
    padding: var(--space-2xl) 0;
  }

  .cta {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 480px) {
  .header-content {
    height: 56px;
  }

  .logo-text {
    display: none;
  }

  .hero-title {
    font-size: 2rem;
  }
}