/* --- Tutorial modal --- */
#btn-help-top {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
#btn-help-top:hover { border-color: var(--accent); color: var(--accent); }

#tutorial-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.72);
  z-index: 3000;
  justify-content: center;
  align-items: center;
}
#tutorial-overlay.show { display: flex; }
.tutorial-modal {
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: 8px;
  width: min(680px, 94vw);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 72px rgba(0,0,0,0.48);
}
.tutorial-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.tutorial-header h2 { color: var(--accent); font-family: var(--font-display); font-size: 18px; letter-spacing: 2px; }
#tutorial-close {
  width: 32px; height: 32px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--text-dim);
  font-size: 20px;
  cursor: pointer;
  transition: all 0.2s;
}
#tutorial-close:hover { border-color: var(--accent); color: var(--accent); }
.tutorial-body {
  padding: 16px 20px 24px;
  overflow-y: auto;
  line-height: 1.7;
  color: var(--text);
}
.tutorial-body h3 {
  color: var(--accent);
  font-size: 14px;
  margin: 16px 0 6px;
  letter-spacing: 1px;
}
.tutorial-body h3:first-child { margin-top: 0; }
.tutorial-body ul { padding-left: 18px; margin: 4px 0 10px; }
.tutorial-body li { margin-bottom: 4px; font-size: 13px; }
.tutorial-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin: 6px 0 10px;
}
.tutorial-table th, .tutorial-table td {
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-align: left;
}
.tutorial-table th { background: rgba(221,187,153,0.08); color: var(--accent); }
.tutorial-body p { font-size: 13px; margin: 4px 0 10px; }
.tutorial-body b { color: var(--accent); }

.dock-control {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 8px;
}
.target-hint {
  color: var(--text);
  font-size: 12px;
  line-height: 1.45;
  min-height: 36px;
}
.target-hint .target-skill-name {
  color: rgb(246, 198, 106);
  font-weight: 700;
}
.dock-execute-proxy {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--bg);
  border-radius: 4px;
  min-height: 42px;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 2px;
}
.dock-execute-proxy:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: #3e3d54;
  border-color: #3e3d54;
  color: #6a6680;
}

.log-entry {
  padding: 1px 0;
  border-bottom: 1px solid rgba(83,81,100,0.4);
}
.log-rg { color: var(--red); }
.log-sh { color: #7b9fff; }
.log-die { color: #ff3333; }
.log-qi { color: var(--purple); }
.log-s { color: var(--text-dim); }
.log-warn { color: #d4943a; }
.log-turn { color: var(--accent); font-weight: bold; }
.log-action { color: #7bb8cf; }
.log-ai { color: #5a9e7e; }

#tutorial-hud {
  position: fixed;
  top: 66px;
  left: 18px;
  z-index: 2400;
  width: min(380px, calc(100vw - 24px));
  pointer-events: none;
}

@media (max-width: 900px) {
  #tutorial-hud {
    top: auto;
    right: 12px;
    left: 12px;
    bottom: 12px;
    width: auto;
  }
}

.tutorial-hud-panel {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 18px;
  background: linear-gradient(180deg, rgba(18, 20, 28, 0.96), rgba(25, 27, 36, 0.94));
  border: 1px solid rgba(221, 187, 153, 0.34);
  border-radius: 12px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(8px);
}

.tutorial-hud-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.tutorial-hud-title {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 1.5px;
}

.tutorial-hud-step {
  color: var(--text-dim);
  font-size: 11px;
  letter-spacing: 1px;
}

.tutorial-hud-objective {
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
}

.tutorial-hud-error {
  color: #ff8686;
  font-size: 12px;
  min-height: 18px;
}

.tutorial-hud-complete {
  color: #f0cf88;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  min-height: 18px;
}

.tutorial-hud-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.tutorial-hud-actions button {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  padding: 7px 12px;
  cursor: pointer;
  font-size: 12px;
  letter-spacing: 1px;
  transition: all 0.2s ease;
}

.tutorial-hud-actions button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

#tutorial-next {
  border-color: var(--accent);
  color: var(--bg);
  background: var(--accent);
}

#tutorial-next:hover {
  color: var(--bg);
  filter: brightness(1.05);
}

/* ── Module selection (DAG navigation) ── */
.tutorial-module-select {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tutorial-module-select-title {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
}

.tutorial-module-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tutorial-module-btn {
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: rgba(221, 187, 153, 0.08);
  color: var(--accent);
  padding: 8px 14px;
  cursor: pointer;
  font-size: 12px;
  font-family: var(--font-display);
  letter-spacing: 1px;
  transition: all 0.2s ease;
}

.tutorial-module-btn:hover {
  background: var(--accent);
  color: var(--bg);
}

.tutorial-module-btn.completed {
  border-color: var(--border);
  background: rgba(131, 130, 147, 0.06);
  color: var(--text-dim);
  cursor: default;
  pointer-events: none;
}