/* ==============================================================================
   Moviveo - Site Vitrine Minimaliste & Sobre
   Charte : Bleu nuit (#0B1220), Surface (#131F30), Turquoise (#2DD4BF), Ivoire (#F4F1EA)
   ============================================================================== */

:root {
  --bg-color: #0b1220;
  --surface-color: #131f30;
  --surface-hover: #1c2b40;
  --border-color: #24354a;
  --accent-color: #2dd4bf;
  --accent-hover: #14b8a6;
  --text-main: #f4f1ea;
  --text-muted: #94a3b8;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: all 0.2s ease-in-out;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
.site-header {
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: block;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-main);
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--accent-color);
  color: #042f2e;
}

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

.btn-secondary {
  background-color: var(--surface-color);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--surface-hover);
  color: var(--accent-color);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.88rem;
}

/* HERO SECTION */
.hero {
  padding: 70px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-color);
  background-color: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: 999px;
  margin-bottom: 20px;
}

h1 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.lead {
  font-size: 1.18rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 520px;
}

.cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.note-playstore {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.hero-preview {
  display: flex;
  justify-content: center;
}

.preview-img {
  max-width: 100%;
  max-height: 480px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  object-fit: contain;
}

/* FEATURES SECTION */
.features {
  padding: 60px 0;
  border-top: 1px solid var(--border-color);
}

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  text-align: center;
  margin-bottom: 40px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(45, 212, 191, 0.4);
  transform: translateY(-2px);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.card p {
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.card strong {
  color: var(--text-main);
}

/* HOW IT WORKS */
.how-it-works {
  padding: 60px 0 80px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.step {
  text-align: center;
  padding: 20px;
}

.step-num {
  width: 44px;
  height: 44px;
  line-height: 44px;
  background-color: rgba(45, 212, 191, 0.12);
  color: var(--accent-color);
  border: 1px solid rgba(45, 212, 191, 0.3);
  font-weight: 700;
  border-radius: 50%;
  margin: 0 auto 16px;
  font-size: 1.1rem;
}

.step h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* FOOTER */
.site-footer {
  padding: 30px 0;
  border-top: 1px solid var(--border-color);
  background: #070c16;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-content code {
  color: var(--accent-color);
  background: var(--surface-color);
  padding: 2px 6px;
  border-radius: 4px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: underline;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #fff;
}

/* RESPONSIVE */
@media (max-width: 820px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 36px;
  }

  .hero-text {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .lead {
    margin-left: auto;
    margin-right: auto;
  }

  .cta-group {
    align-items: center;
  }

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

  .footer-content {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  h1 {
    font-size: 2.2rem;
  }
}