:root {
  --cix-black: #050505;
  --cix-panel: #111111;
  --cix-orange: #ff7a00;
  --cix-lime: #b6ff00;
  --cix-white: #ffffff;
  --cix-muted: #b8b8b8;
  --cix-border: rgba(255, 255, 255, 0.12);
}

* { box-sizing: border-box; }
body.cix-orbit-body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--cix-black);
  color: var(--cix-white);
  line-height: 1.6;
}

.cix-orbit-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(5, 5, 5, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cix-border);
}
.cix-orbit-header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.cix-orbit-logo-text {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--cix-orange);
  text-decoration: none;
}
.cix-orbit-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}
.cix-orbit-nav a {
  color: var(--cix-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}
.cix-orbit-nav a:hover { color: var(--cix-lime); }
.cix-orbit-menu-toggle {
  display: none;
  background: var(--cix-panel);
  border: 1px solid var(--cix-border);
  color: var(--cix-white);
  padding: 0.5rem 0.75rem;
  cursor: pointer;
}
.cix-orbit-header-actions { margin-left: auto; display: flex; gap: 0.5rem; flex-wrap: wrap; }

.cix-btn {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  transition: transform 0.15s, box-shadow 0.15s;
}
.cix-btn:hover { transform: translateY(-1px); }
.cix-btn-orange { background: var(--cix-orange); color: #000; }
.cix-btn-lime { background: var(--cix-lime); color: #000; }
.cix-btn-outline {
  background: transparent;
  border: 1px solid var(--cix-border);
  color: var(--cix-white);
}

.cix-orbit-main { max-width: 1280px; margin: 0 auto; padding: 2rem 1.5rem 4rem; }
.cix-orbit-page-hero { text-align: center; padding: 2rem 1.5rem; }
.cix-orbit-page-hero h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); margin: 0 0 0.5rem; }
.cix-orbit-page-hero p { color: var(--cix-muted); max-width: 640px; margin: 0 auto; }

.cix-hero {
  text-align: center;
  padding: 4rem 1.5rem;
  background: radial-gradient(ellipse at 50% 0%, rgba(255, 122, 0, 0.15), transparent 60%),
              radial-gradient(ellipse at 80% 50%, rgba(182, 255, 0, 0.08), transparent 50%);
}
.cix-hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin: 0 0 1rem;
  background: linear-gradient(135deg, var(--cix-white), var(--cix-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cix-hero p { font-size: 1.15rem; color: var(--cix-muted); max-width: 720px; margin: 0 auto 2rem; }
.cix-hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }

.cix-glass-card {
  background: rgba(17, 17, 17, 0.75);
  backdrop-filter: blur(16px);
  border: 1px solid var(--cix-border);
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.cix-section-title {
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem;
  color: var(--cix-orange);
  border-left: 4px solid var(--cix-lime);
  padding-left: 1rem;
}
.cix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.cix-grid-2 { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }

.cix-course-card h3 { margin-top: 0; color: var(--cix-lime); }
.cix-course-card .cix-price { color: var(--cix-orange); font-weight: 700; }
.cix-locked-panel { text-align: center; padding: 2rem; }
.cix-badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: rgba(182, 255, 0, 0.15);
  color: var(--cix-lime);
  border: 1px solid var(--cix-lime);
}

.cix-form label { display: block; margin: 0.75rem 0 0.25rem; color: var(--cix-muted); font-size: 0.9rem; }
.cix-form input, .cix-form select, .cix-form textarea {
  width: 100%;
  max-width: 480px;
  padding: 0.65rem 0.85rem;
  background: var(--cix-panel);
  border: 1px solid var(--cix-border);
  border-radius: 8px;
  color: var(--cix-white);
}
.cix-form textarea { min-height: 100px; }
.cix-form-message { margin-top: 1rem; padding: 0.75rem; border-radius: 8px; }
.cix-form-message.success { background: rgba(182, 255, 0, 0.15); color: var(--cix-lime); }
.cix-form-message.error { background: rgba(255, 80, 80, 0.15); color: #ff6b6b; }

.cix-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }
.cix-tab-btn {
  padding: 0.5rem 1rem;
  background: var(--cix-panel);
  border: 1px solid var(--cix-border);
  color: var(--cix-muted);
  border-radius: 8px;
  cursor: pointer;
}
.cix-tab-btn.active { border-color: var(--cix-orange); color: var(--cix-orange); }
.cix-tab-panel { display: none; }
.cix-tab-panel.active { display: block; }

.cix-progress-bar {
  height: 10px;
  background: var(--cix-panel);
  border-radius: 999px;
  overflow: hidden;
  margin: 1rem 0;
}
.cix-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--cix-orange), var(--cix-lime));
  transition: width 0.4s;
}

.cix-iq-options label {
  display: block;
  padding: 0.75rem 1rem;
  margin: 0.5rem 0;
  background: var(--cix-panel);
  border: 1px solid var(--cix-border);
  border-radius: 8px;
  cursor: pointer;
}
.cix-iq-options label:hover { border-color: var(--cix-orange); }
.cix-iq-feedback { margin-top: 1rem; padding: 1rem; border-radius: 8px; }
.cix-iq-feedback.correct { border: 1px solid var(--cix-lime); }
.cix-iq-feedback.wrong { border: 1px solid #ff4444; }

.cix-ledger-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.cix-ledger-table th, .cix-ledger-table td {
  padding: 0.5rem;
  border-bottom: 1px solid var(--cix-border);
  text-align: left;
}
.cix-disclaimer {
  font-size: 0.85rem;
  color: var(--cix-muted);
  border-left: 3px solid var(--cix-orange);
  padding-left: 1rem;
  margin: 1.5rem 0;
}

.cix-watermark {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  opacity: 0.35;
  font-size: 0.7rem;
  pointer-events: none;
  z-index: 999;
}

.cix-orbit-footer {
  border-top: 1px solid var(--cix-border);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--cix-muted);
  font-size: 0.9rem;
}
.cix-privacy-note { max-width: 640px; margin: 1rem auto; font-size: 0.8rem; }

.cix-dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.cix-stat-card {
  background: var(--cix-panel);
  border: 1px solid var(--cix-border);
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
}
.cix-stat-card strong { display: block; font-size: 1.5rem; color: var(--cix-lime); }
.cix-muted { color: var(--cix-muted); font-size: 0.9rem; }
.cix-widget-card h3 { margin-top: 0; color: var(--cix-orange); font-size: 1rem; }
.cix-dashboard-widgets .cix-glass-card { margin-bottom: 0; }

/* Interactive lesson */
.cix-lesson-meta { display: flex; gap: 0.5rem; margin-bottom: 1rem; flex-wrap: wrap; }
.cix-badge-coins { background: rgba(200, 255, 0, 0.15); color: var(--cix-lime); }
.cix-mission-brief h2 { color: var(--cix-orange); margin-top: 0; }
.cix-lesson-slides { position: relative; }
.cix-slide-progress { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; flex-wrap: wrap; gap: 0.5rem; }
.cix-slide-dots { display: flex; gap: 0.35rem; }
.cix-slide-dot { width: 10px; height: 10px; border-radius: 50%; border: 1px solid var(--cix-orange); background: transparent; padding: 0; cursor: pointer; }
.cix-slide-dot.active { background: var(--cix-orange); }
.cix-slide-card { display: none; }
.cix-slide-card.active { display: block; }
.cix-slide-card h3 { color: var(--cix-lime); margin-top: 0; }
.cix-slide-image { max-width: 100%; border-radius: 8px; margin: 1rem 0; }
.cix-slide-nav { display: flex; justify-content: space-between; margin-top: 1.5rem; gap: 1rem; }
.cix-prompt-practice { margin-top: 1rem; padding: 1rem; background: rgba(0,0,0,0.25); border-radius: 8px; }
.cix-prompt-box { width: 100%; background: var(--cix-black); border: 1px solid var(--cix-border); color: var(--cix-text); border-radius: 8px; padding: 0.75rem; font-family: inherit; margin: 0.5rem 0; }
.cix-btn-sm { padding: 0.35rem 0.75rem; font-size: 0.85rem; }
.cix-btn-outline { background: transparent; border: 1px solid var(--cix-orange); color: var(--cix-orange); }
.cix-quiz-options { display: flex; flex-direction: column; gap: 0.5rem; margin: 1rem 0; }
.cix-quiz-option { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; padding: 0.5rem; border-radius: 8px; border: 1px solid var(--cix-border); }
.cix-quiz-option:hover { border-color: var(--cix-orange); }
.cix-quiz-feedback.success { color: var(--cix-lime); }
.cix-quiz-feedback.error { color: #ff6b6b; }
.cix-coins-notice { color: var(--cix-lime); margin-bottom: 1rem; }
.cix-coins-notice.success { font-weight: bold; }
.cix-lesson-tutor textarea { width: 100%; margin-bottom: 0.5rem; }
.cix-tutor-response { margin-top: 1rem; }
.cix-ask-suggestions { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--cix-border); }
.cix-suggestion-list { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.cix-suggestion-list li { margin: 0.35rem 0; }
.cix-suggestion-list a { color: var(--cix-lime); text-decoration: none; }
.cix-suggestion-list a:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .cix-orbit-menu-toggle { display: block; }
  .cix-orbit-nav {
    display: none;
    width: 100%;
    order: 3;
  }
  .cix-orbit-nav.open { display: block; }
  .cix-orbit-nav ul { flex-direction: column; }
  .cix-orbit-header-actions { width: 100%; margin-left: 0; }
}