/* Landing Page - Same background as Login, Proxy VSEM promo */

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  background: #f5f7fa;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== ФОН (plexus canvas) — как в авторизации ===== */
.background {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: linear-gradient(180deg, #fafbfc 0%, #f0f3f6 100%);
}

#plexus-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

/* ===== LAYOUT ===== */
.landing-wrapper {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.landing-card {
  width: 100%;
  max-width: 480px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
  animation: fadeInUp 0.5s ease-out;
}

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

/* ===== CONTENT ===== */
.landing-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.landing-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 1rem;
  background: linear-gradient(135deg, #0088cc, #00a2e8);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 136, 204, 0.35);
}

.landing-icon i {
  font-size: 2rem;
  color: #fff;
}

.landing-header h1 {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 600;
  color: #111827;
}

.landing-header .tagline {
  margin: 0.5rem 0 0;
  color: #6b7280;
  font-size: 1rem;
}

.landing-features {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.landing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  color: #374151;
  font-size: 0.95rem;
}

.landing-features li i {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  background: rgba(34, 197, 94, 0.15);
  color: #16a34a;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
}

.btn-telegram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 14px 20px;
  background: linear-gradient(135deg, #0088cc, #00a2e8);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 14px rgba(0, 136, 204, 0.4);
}

.btn-telegram:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 136, 204, 0.5);
  color: #fff;
}

.btn-telegram i {
  font-size: 1.25rem;
}