/* =========================================================
   Life OS — help.css
   Roadmap page, keyboard shortcuts, welcome guide, backup reminder.
   ========================================================= */

/* ---------- Roadmap ---------- */
.rm-hint { margin: -2px 0 6px; }
.rm-list { display: flex; flex-direction: column; }
.rm-item {
  display: flex; align-items: center; gap: 10px; padding: 6px 6px; border-radius: var(--radius); cursor: pointer;
  transition: background-color var(--dur);
}
.rm-item:hover { background: var(--hover); }
.rm-item input { accent-color: var(--accent); width: 16px; height: 16px; margin: 0; cursor: pointer; flex: 0 0 auto; }
.rm-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.rm-text { font-size: 0.95rem; }
.rm-how { font-size: 0.8rem; color: var(--text-muted); }
.rm-item.done .rm-text { color: var(--text-muted); }
.rm-item.done .rm-text::after { content: '  ✓ works'; color: #22a06b; font-size: 0.75rem; font-weight: 600; }
.rm-mine { color: var(--accent); background: var(--accent-soft); }
.rm-built { color: #1f8a57; background: color-mix(in srgb, #22a06b 15%, transparent); white-space: nowrap; }
.rm-del { width: 26px; height: 26px; opacity: 0; }
.rm-item:hover .rm-del, .rm-del:focus-visible { opacity: 1; }
@media (hover: none) { .rm-del { opacity: 1; } }

/* ---------- Keyboard shortcuts ---------- */
.help-box { padding: 16px 18px 12px; overflow-y: auto; }
.help-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.help-head h2 { margin: 0; font-size: 1.1rem; }
.help-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 6px 24px; }
.help-group h3 { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-faint); margin: 12px 0 6px; }
.help-row { display: flex; align-items: center; gap: 10px; padding: 3px 0; font-size: 0.87rem; }
.help-row kbd {
  flex: 0 0 auto; min-width: 74px; font-family: ui-monospace, Consolas, monospace; font-size: 0.75rem; text-align: center;
  padding: 3px 7px; border-radius: 5px; border: 1px solid var(--border); background: var(--hover); box-shadow: 0 1px 0 var(--border);
}
.help-box .search-hint { padding: 12px 0 2px; }

/* ---------- Welcome guide ---------- */
.welcome-box { position: relative; padding: 34px 28px 20px; text-align: center; }
.welcome-skip { position: absolute; top: 12px; right: 16px; font-size: 0.82rem; color: var(--text-muted); text-decoration: none; }
.welcome-card { min-height: 190px; display: flex; flex-direction: column; align-items: center; }
.welcome-card.enter { animation: pageIn 0.3s var(--ease) both; }
.welcome-icon { font-size: 3rem; line-height: 1; margin-bottom: 10px; }
.welcome-card h2 { margin: 0 0 8px; font-size: 1.35rem; }
.welcome-card p { margin: 0; color: var(--text-muted); line-height: 1.6; max-width: 440px; font-size: 0.95rem; }
.welcome-dots { display: flex; justify-content: center; gap: 8px; margin: 16px 0 14px; }
.welcome-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--hover); box-shadow: inset 0 0 0 1px var(--border); transition: background-color var(--dur), width var(--dur); }
.welcome-dot.on { background: var(--accent); box-shadow: none; width: 22px; border-radius: 999px; }
.welcome-actions { display: flex; justify-content: center; gap: 10px; }
.welcome-actions .btn { min-width: 110px; padding: 7px 16px; border-radius: 999px; }
.welcome-actions .btn:disabled { visibility: hidden; }

/* ---------- Backup reminder ---------- */
.reminder {
  position: fixed; right: 18px; bottom: 18px; z-index: 66; width: min(360px, calc(100vw - 24px));
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow);
  padding: 12px 14px; animation: toastIn 0.25s var(--ease) both;
}
.reminder-text { font-size: 0.88rem; font-weight: 500; }
.reminder-sub { font-weight: 400; color: var(--text-muted); }
.reminder-actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.reminder-actions .btn-small { margin: 0; }
@media (max-width: 768px) { .reminder { right: 12px; bottom: 12px; } }