/* Landing Page - sci-fi terminal stílus
 *
 * Claude Code: A login overlay alatti scrollozható landing tartalom.
 * Kapcsolódó fájlok:
 *   frontend/js/ui/landing.js - HTML struktúra
 *   frontend/js/ui/login.js - overlay scrollozhatóvá tétele
 *   frontend/index.html - CSS link
 */

/* ─── LOGIN OVERLAY SCROLLABLE ───────────────────────────── */

#login-screen {
  overflow-y: auto !important;
  align-items: flex-start !important;
  padding-top: 8vh;
  padding-bottom: 40px;
}

/* ─── LANDING HERO WRAPPER ───────────────────────────────── */

.landing-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  min-height: 100vh;
  justify-content: center;
}

/* ─── LANDING CONTENT ────────────────────────────────────── */

.landing-content {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

/* ─── SECTION ────────────────────────────────────────────── */

.landing-section {
  margin-bottom: 60px;
  text-align: center;
}

.landing-heading {
  font-family: 'Courier New', monospace;
  font-size: 22px;
  color: #0ff;
  text-shadow: 0 0 12px rgba(0, 255, 255, 0.4);
  letter-spacing: 3px;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.landing-subtext {
  color: #666;
  font-size: 12px;
  font-family: 'Courier New', monospace;
  margin-bottom: 24px;
  letter-spacing: 1px;
}

/* ─── AI MODEL CARDS ─────────────────────────────────────── */

.ai-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.ai-card {
  background: rgba(10, 15, 20, 0.9);
  border: 1px solid #333;
  border-radius: 8px;
  padding: 20px 16px;
  text-align: center;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.ai-card:hover {
  transform: translateY(-2px);
}

/* Groq: zöld */
.ai-card--groq { border-color: #0a3; }
.ai-card--groq:hover { border-color: #0f0; box-shadow: 0 0 20px rgba(0, 255, 0, 0.15); }
.ai-card--groq .ai-card-icon { color: #0f0; }
.ai-card--groq .ai-card-title { color: #0f0; }

/* Mistral: magenta */
.ai-card--mistral { border-color: #608; }
.ai-card--mistral:hover { border-color: #f0f; box-shadow: 0 0 20px rgba(255, 0, 255, 0.15); }
.ai-card--mistral .ai-card-icon { color: #f0f; }
.ai-card--mistral .ai-card-title { color: #f0f; }

/* Ollama: cyan */
.ai-card--ollama { border-color: #068; }
.ai-card--ollama:hover { border-color: #0ff; box-shadow: 0 0 20px rgba(0, 255, 255, 0.15); }
.ai-card--ollama .ai-card-icon { color: #0ff; }
.ai-card--ollama .ai-card-title { color: #0ff; }

.ai-card-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.ai-card-title {
  font-family: 'Courier New', monospace;
  font-size: 16px;
  font-weight: bold;
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.ai-card-model {
  color: #555;
  font-size: 10px;
  font-family: 'Courier New', monospace;
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.ai-card-desc {
  color: #999;
  font-size: 11px;
  font-family: 'Courier New', monospace;
  line-height: 1.5;
  text-align: left;
}

.ai-card-desc strong {
  color: #ccc;
}

/* ─── FEATURE GRID ───────────────────────────────────────── */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.feature-card {
  background: rgba(10, 15, 10, 0.8);
  border: 1px solid #1a3a1a;
  border-radius: 6px;
  padding: 16px 12px;
  text-align: center;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: #0f0;
}

.feature-icon {
  font-size: 24px;
  margin-bottom: 6px;
}

.feature-card h4 {
  font-family: 'Courier New', monospace;
  font-size: 12px;
  color: #ddd;
  margin-bottom: 6px;
  letter-spacing: 1px;
}

.feature-card p {
  color: #777;
  font-size: 10px;
  font-family: 'Courier New', monospace;
  line-height: 1.4;
}

/* ─── TECH STACK ROW ─────────────────────────────────────── */

.tech-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.tech-badge {
  font-family: 'Courier New', monospace;
  font-size: 11px;
  letter-spacing: 1px;
  padding: 6px 14px;
  border-radius: 4px;
  border: 1px solid #444;
  background: rgba(20, 25, 30, 0.9);
  color: #aaa;
}

.tech-go { border-color: #0aa; color: #0ff; }
.tech-gql { border-color: #e535ab; color: #e535ab; }
.tech-pg { border-color: #336791; color: #6ba3d6; }
.tech-redis { border-color: #a41e11; color: #d66; }
.tech-three { border-color: #444; color: #fff; }
.tech-webgl { border-color: #666; color: #999; }

/* ─── CTA FOOTER ─────────────────────────────────────────── */

.landing-cta {
  padding-top: 20px;
}

.landing-cta-btn {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: #0f0;
  background: transparent;
  border: 2px solid #0f0;
  padding: 12px 32px;
  border-radius: 6px;
  cursor: pointer;
  letter-spacing: 2px;
  transition: background 0.3s, box-shadow 0.3s;
  text-transform: uppercase;
}

.landing-cta-btn:hover {
  background: rgba(0, 255, 0, 0.1);
  box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
}

.landing-footer-text {
  color: #333;
  font-size: 10px;
  font-family: 'Courier New', monospace;
  margin-top: 16px;
  letter-spacing: 2px;
}

/* ─── RESPONSIVE ─────────────────────────────────────────── */

@media (max-width: 700px) {
  .ai-cards {
    grid-template-columns: 1fr;
  }
  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }
  .landing-heading {
    font-size: 16px;
    letter-spacing: 1px;
  }
}

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

/* ─── SCANLINE ANIMATION ─────────────────────────────────── */

.landing-hero::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 0, 0.015) 2px,
    rgba(0, 255, 0, 0.015) 4px
  );
  pointer-events: none;
  z-index: 0;
}