/* ========== MCT Website - Tutorial Page Styles ========== */

/* ===== Tutorial Section ===== */
.tutorial-section {
  background: var(--bg);
  padding: 2rem 2rem 6rem;
}

.tutorial-container {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
}

/* ===== Sidebar ===== */
.tutorial-sidebar {
  position: sticky;
  top: 84px;
  height: fit-content;
}

.tutorial-sidebar .sidebar-nav {
  background: var(--bg2);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.tutorial-sidebar .sidebar-nav h4 {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: var(--muted);
}

.tutorial-sidebar .sidebar-nav ul {
  list-style: none;
}

.tutorial-sidebar .sidebar-nav li {
  margin-bottom: 0.25rem;
}

.tutorial-sidebar .sidebar-nav a {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--muted);
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.tutorial-sidebar .sidebar-nav a:hover,
.tutorial-sidebar .sidebar-nav a.active {
  color: var(--accent);
  background: var(--accent-glow);
}

/* ===== Main Content ===== */
.tutorial-main .doc-section {
  background: var(--bg2);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2rem;
}

.tutorial-main h2 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tutorial-main p {
  color: var(--ink-dim);
  margin-bottom: 1rem;
  line-height: 1.8;
}

/* Tip Box (shared with docs) */
.tutorial-main .tip-box {
  background: var(--accent-glow);
  border: 1px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  color: var(--ink);
  font-size: 0.95rem;
  line-height: 1.7;
}

.tutorial-main .warning-box {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--warning);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  color: var(--ink);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== Role Tabs ===== */
.role-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  background: var(--bg3);
  border-radius: var(--radius-md);
  padding: 0.35rem;
  width: fit-content;
}

.role-tab {
  padding: 0.6rem 1.5rem;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.role-tab:hover {
  color: var(--ink);
}

.role-tab.active {
  background: linear-gradient(135deg, var(--accent), #00b894);
  color: #fff;
  box-shadow: 0 2px 12px rgba(0, 212, 170, 0.3);
}

.role-content.hidden {
  display: none;
}

/* ===== Step Blocks ===== */
.step-block {
  margin-bottom: 2rem;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 1rem;
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
}

.step-img {
  max-width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-sm);
}

/* ===== Highlight Classes ===== */
.hl-blue {
  color: #38bdf8;
  text-shadow: 0 0 10px rgba(56, 189, 248, 0.6), 0 0 20px rgba(56, 189, 248, 0.3);
}

.hl-yellow {
  color: #fbbf24;
  text-shadow: 0 0 10px rgba(251, 191, 36, 0.6), 0 0 20px rgba(251, 191, 36, 0.3);
}

.step-note {
  font-size: 0.9rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 1rem;
  padding-left: 1rem;
}

.et-beta-notice {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 1rem;
  padding-left: 1rem;
}

/* ===== Mode Selection Cards ===== */
.mode-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.mode-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--bg3);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1.5rem;
  text-decoration: none;
  color: var(--ink);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.mode-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(0, 212, 170, 0.2), 0 0 30px rgba(0, 212, 170, 0.08);
  color: var(--ink);
}

.mode-card .mode-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  transition: transform var(--transition-normal);
}

.mode-card:hover .mode-icon {
  transform: scale(1.15);
}

.mode-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mode-card p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .tutorial-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .tutorial-sidebar {
    position: static;
  }

  .tutorial-main .doc-section {
    padding: 1.5rem;
  }

  .mode-cards {
    grid-template-columns: 1fr;
  }
}